652644234 has 36 divisors (see below), whose sum is σ = 1554305298. Its totient is φ = 197770320.

The previous prime is 652644211. The next prime is 652644259. The reversal of 652644234 is 432446256.

652644234 is a `hidden beast` number, since 6 + 5 + 2 + 644 + 2 + 3 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 526014225 + 126630009 = 22935^2 + 11253^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 147649 + ... + 152004.

Almost surely, 2^652644234 is an apocalyptic number.

652644234 is an abundant number, since it is smaller than the sum of its proper divisors (901661064).

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

652644234 is a wasteful number, since it uses less digits than its factorization.

652644234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299683 (or 299669 counting only the distinct ones).

The product of its digits is 138240, while the sum is 36.

The square root of 652644234 is about 25546.9026302603. The cubic root of 652644234 is about 867.4121514355.

The spelling of 652644234 in words is "six hundred fifty-two million, six hundred forty-four thousand, two hundred thirty-four".