901625812 has 6 divisors (see below), whose sum is σ = 1577845178. Its totient is φ = 450812904.

The previous prime is 901625807. The next prime is 901625843. The reversal of 901625812 is 218526109.

It can be written as a sum of positive squares in only one way, i.e., 599074576 + 302551236 = 24476^2 + 17394^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112703223 + ... + 112703230.

Almost surely, 2^901625812 is an apocalyptic number.

It is an amenable number.

901625812 is a deficient number, since it is larger than the sum of its proper divisors (676219366).

901625812 is a wasteful number, since it uses less digits than its factorization.

901625812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225406457 (or 225406455 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 901625812 is about 30027.0846403709. The cubic root of 901625812 is about 966.0704068180.

The spelling of 901625812 in words is "nine hundred one million, six hundred twenty-five thousand, eight hundred twelve".