655938024 has 64 divisors (see below), whose sum is σ = 1879113600. Its totient is φ = 186910464.

The previous prime is 655938001. The next prime is 655938061. The reversal of 655938024 is 420839556.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60334 + ... + 70370.

It is an arithmetic number, because the mean of its divisors is an integer number (29361150).

Almost surely, 2^655938024 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 655938024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (939556800).

655938024 is an abundant number, since it is smaller than the sum of its proper divisors (1223175576).

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

655938024 is a wasteful number, since it uses less digits than its factorization.

655938024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10442 (or 10438 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The square root of 655938024 is about 25611.2870430207. The cubic root of 655938024 is about 868.8689331228.

The spelling of 655938024 in words is "six hundred fifty-five million, nine hundred thirty-eight thousand, twenty-four".