928239235938 has 24 divisors (see below), whose sum is σ = 2298497155968. Its totient is φ = 265211210232.

The previous prime is 928239235933. The next prime is 928239236033. The reversal of 928239235938 is 839532932829.

928239235938 is a `hidden beast` number, since 9 + 2 + 8 + 2 + 39 + 2 + 3 + 593 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (928239235933) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3683488906 + ... + 3683489157.

It is an arithmetic number, because the mean of its divisors is an integer number (95770714832).

Almost surely, 2^928239235938 is an apocalyptic number.

928239235938 is an abundant number, since it is smaller than the sum of its proper divisors (1370257920030).

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

928239235938 is a wasteful number, since it uses less digits than its factorization.

928239235938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7366978078 (or 7366978075 counting only the distinct ones).

The product of its digits is 50388480, while the sum is 63.

The spelling of 928239235938 in words is "nine hundred twenty-eight billion, two hundred thirty-nine million, two hundred thirty-five thousand, nine hundred thirty-eight".