231264502 has 16 divisors (see below), whose sum is σ = 410124960. Its totient is φ = 95695488.

The previous prime is 231264491. The next prime is 231264529. The reversal of 231264502 is 205462132.

It is a congruent number.

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, 284403 + ... + 285214.

It is an arithmetic number, because the mean of its divisors is an integer number (25632810).

Almost surely, 2^231264502 is an apocalyptic number.

231264502 is a deficient number, since it is larger than the sum of its proper divisors (178860458).

231264502 is a wasteful number, since it uses less digits than its factorization.

231264502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569655.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 231264502 is about 15207.3831410930. The cubic root of 231264502 is about 613.8133435811.

The spelling of 231264502 in words is "two hundred thirty-one million, two hundred sixty-four thousand, five hundred two".