9372420528 has 80 divisors (see below), whose sum is σ = 24364869120. Its totient is φ = 3104494848.

The previous prime is 9372420523. The next prime is 9372420559. The reversal of 9372420528 is 8250242739.

It is a self number, because there is not a number n which added to its sum of digits gives 9372420528.

It is not an unprimeable number, because it can be changed into a prime (9372420521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7062201 + ... + 7063527.

It is an arithmetic number, because the mean of its divisors is an integer number (304560864).

Almost surely, 2^9372420528 is an apocalyptic number.

It is an amenable number.

9372420528 is an abundant number, since it is smaller than the sum of its proper divisors (14992448592).

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

9372420528 is a wasteful number, since it uses less digits than its factorization.

9372420528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2154 (or 2148 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 9372420528 is about 96811.2624026771. The cubic root of 9372420528 is about 2108.3882578757.

The spelling of 9372420528 in words is "nine billion, three hundred seventy-two million, four hundred twenty thousand, five hundred twenty-eight".