Search a number
-
+
22838969 = 194092939
BaseRepresentation
bin101011100011…
…1111010111001
31120222100011202
41113013322321
521321321334
62133303545
7365061626
oct127077271
946870152
1022838969
111198a28a
127794bb5
1349686aa
14306734d
15201217e
hex15c7eb9

22838969 has 8 divisors (see below), whose sum is σ = 24108000. Its totient is φ = 21576672.

The previous prime is 22838929. The next prime is 22838987. The reversal of 22838969 is 96983822.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22838969 - 28 = 22838713 is a prime.

It is a super-2 number, since 2×228389692 = 1043237009965922, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22838929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6302 + ... + 9240.

It is an arithmetic number, because the mean of its divisors is an integer number (3013500).

Almost surely, 222838969 is an apocalyptic number.

It is an amenable number.

22838969 is a deficient number, since it is larger than the sum of its proper divisors (1269031).

22838969 is a wasteful number, since it uses less digits than its factorization.

22838969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3367.

The product of its digits is 373248, while the sum is 47.

The square root of 22838969 is about 4779.0133919042. The cubic root of 22838969 is about 283.7214462783.

The spelling of 22838969 in words is "twenty-two million, eight hundred thirty-eight thousand, nine hundred sixty-nine".

Divisors: 1 19 409 2939 7771 55841 1202051 22838969