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22914030 = 235763801
BaseRepresentation
bin101011101101…
…0001111101110
31121010011010210
41113122033232
521331222110
62135043250
7365523516
oct127321756
947104123
1022914030
1111a30717
127810526
1349938c9
143086846
152029520
hex15da3ee

22914030 has 16 divisors (see below), whose sum is σ = 54993744. Its totient is φ = 6110400.

The previous prime is 22914013. The next prime is 22914037. The reversal of 22914030 is 3041922.

It is a junction number, because it is equal to n+sod(n) for n = 22913988 and 22914006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22914037) 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, 381871 + ... + 381930.

It is an arithmetic number, because the mean of its divisors is an integer number (3437109).

Almost surely, 222914030 is an apocalyptic number.

22914030 is an abundant number, since it is smaller than the sum of its proper divisors (32079714).

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

22914030 is a wasteful number, since it uses less digits than its factorization.

22914030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763811.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 22914030 is about 4786.8601400083. The cubic root of 22914030 is about 284.0319262528.

Adding to 22914030 its reverse (3041922), we get a palindrome (25955952).

The spelling of 22914030 in words is "twenty-two million, nine hundred fourteen thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 763801 1527602 2291403 3819005 4582806 7638010 11457015 22914030