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22331034 = 23211210253
BaseRepresentation
bin101010100101…
…1111010011010
31120000112102100
41111023322122
521204043114
62114344230
7360545025
oct125137232
946015370
1022331034
1111672700
12758b076
13481b43b
142d741bc
151e61909
hex154be9a

22331034 has 36 divisors (see below), whose sum is σ = 53187498. Its totient is φ = 6766320.

The previous prime is 22331027. The next prime is 22331039. The reversal of 22331034 is 43013322.

It can be written as a sum of positive squares in only one way, i.e., 21650409 + 680625 = 4653^2 + 825^2 .

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22330998 and 22331016.

It is not an unprimeable number, because it can be changed into a prime (22331039) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2949 + ... + 7304.

Almost surely, 222331034 is an apocalyptic number.

22331034 is an abundant number, since it is smaller than the sum of its proper divisors (30856464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22331034 is a wasteful number, since it uses less digits than its factorization.

22331034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10283 (or 10269 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 22331034 is about 4725.5723462878. The cubic root of 22331034 is about 281.6023518684.

Adding to 22331034 its reverse (43013322), we get a palindrome (65344356).

The spelling of 22331034 in words is "twenty-two million, three hundred thirty-one thousand, thirty-four".

Divisors: 1 2 3 6 9 11 18 22 33 66 99 121 198 242 363 726 1089 2178 10253 20506 30759 61518 92277 112783 184554 225566 338349 676698 1015047 1240613 2030094 2481226 3721839 7443678 11165517 22331034