23227557400 has 96 divisors (see below), whose sum is σ = 57415923360. Its totient is φ = 8719293440.

The previous prime is 23227557373. The next prime is 23227557401. The reversal of 23227557400 is 475572232.

It is a self number, because there is not a number n which added to its sum of digits gives 23227557400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23227557401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 196164 + ... + 291436.

It is an arithmetic number, because the mean of its divisors is an integer number (598082535).

Almost surely, 2^23227557400 is an apocalyptic number.

23227557400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23227557400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28707961680).

23227557400 is an abundant number, since it is smaller than the sum of its proper divisors (34188365960).

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

23227557400 is a wasteful number, since it uses less digits than its factorization.

23227557400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95365 (or 95356 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 37.

The spelling of 23227557400 in words is "twenty-three billion, two hundred twenty-seven million, five hundred fifty-seven thousand, four hundred".