659854052 has 48 divisors (see below), whose sum is σ = 1403438400. Its totient is φ = 267308160.

The previous prime is 659854007. The next prime is 659854079. The reversal of 659854052 is 250458956.

It is a Harshad number since it is a multiple of its sum of digits (44).

Together with 743584348 it forms an amicable pair .

It is a junction number, because it is equal to n+sod(n) for n = 659853994 and 659854012.

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, 3302 + ... + 36477.

It is an arithmetic number, because the mean of its divisors is an integer number (29238300).

Almost surely, 2^659854052 is an apocalyptic number.

It is an amenable number.

659854052 is an abundant number, since it is smaller than the sum of its proper divisors (743584348).

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

659854052 is a wasteful number, since it uses less digits than its factorization.

659854052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39836 (or 39834 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 44.

The square root of 659854052 is about 25687.6244911825. The cubic root of 659854052 is about 870.5945871609.

The spelling of 659854052 in words is "six hundred fifty-nine million, eight hundred fifty-four thousand, fifty-two".