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23422432 = 251166541
BaseRepresentation
bin101100101011…
…0010111100000
31122001222112111
41121112113200
521444004212
62154005104
7403041655
oct131262740
948058474
1023422432
1112248690
127a16794
134b11137
143179c2c
1520c9ea7
hex16565e0

23422432 has 24 divisors (see below), whose sum is σ = 50305752. Its totient is φ = 10646400.

The previous prime is 23422423. The next prime is 23422471.

23422432 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×234224322 = 1097220641589248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32919 + ... + 33622.

It is an arithmetic number, because the mean of its divisors is an integer number (2096073).

Almost surely, 223422432 is an apocalyptic number.

23422432 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23422432 is an abundant number, since it is smaller than the sum of its proper divisors (26883320).

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

23422432 is a wasteful number, since it uses less digits than its factorization.

23422432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66562 (or 66554 counting only the distinct ones).

The product of its digits is 2304, while the sum is 22.

The square root of 23422432 is about 4839.6727162072. The cubic root of 23422432 is about 286.1172192982.

It can be divided in two parts, 234224 and 32, that added together give a 4-th power (234256 = 224).

The spelling of 23422432 in words is "twenty-three million, four hundred twenty-two thousand, four hundred thirty-two".