235212564 has 12 divisors (see below), whose sum is σ = 548829344. Its totient is φ = 78404184.

The previous prime is 235212529. The next prime is 235212583. The reversal of 235212564 is 465212532.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9800512 + ... + 9800535.

Almost surely, 2^235212564 is an apocalyptic number.

It is an amenable number.

235212564 is an abundant number, since it is smaller than the sum of its proper divisors (313616780).

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

235212564 is a wasteful number, since it uses less digits than its factorization.

235212564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19601054 (or 19601052 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 235212564 is about 15336.6412229014. The cubic root of 235212564 is about 617.2865847208.

The spelling of 235212564 in words is "two hundred thirty-five million, two hundred twelve thousand, five hundred sixty-four".