232022538 has 96 divisors (see below), whose sum is σ = 573161472. Its totient is φ = 67197600.

The previous prime is 232022537. The next prime is 232022621. The reversal of 232022538 is 835220232.

232022538 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×232022538² = 107668916279922888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (232022537) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 632031 + ... + 632397.

It is an arithmetic number, because the mean of its divisors is an integer number (5970432).

Almost surely, 2^232022538 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 232022538, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (286580736).

232022538 is an abundant number, since it is smaller than the sum of its proper divisors (341138934).

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

232022538 is a wasteful number, since it uses less digits than its factorization.

232022538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520 (or 517 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 232022538 is about 15232.2860398563. The cubic root of 232022538 is about 614.4832621586.

The spelling of 232022538 in words is "two hundred thirty-two million, twenty-two thousand, five hundred thirty-eight".