652331402 has 16 divisors (see below), whose sum is σ = 1012708872. Its totient is φ = 314926080.

The previous prime is 652331341. The next prime is 652331437. The reversal of 652331402 is 204133256.

It can be written as a sum of positive squares in 4 ways, for example, as 139263601 + 513067801 = 11801^2 + 22651^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33053 + ... + 48960.

Almost surely, 2^652331402 is an apocalyptic number.

652331402 is a deficient number, since it is larger than the sum of its proper divisors (360377470).

652331402 is a wasteful number, since it uses less digits than its factorization.

652331402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82153.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 652331402 is about 25540.7791971976. The cubic root of 652331402 is about 867.2735370462.

Adding to 652331402 its reverse (204133256), we get a palindrome (856464658).

The spelling of 652331402 in words is "six hundred fifty-two million, three hundred thirty-one thousand, four hundred two".