397063725 has 24 divisors (see below), whose sum is σ = 659904192. Its totient is φ = 210662400.

The previous prime is 397063699. The next prime is 397063741. The reversal of 397063725 is 527360793.

It is a happy number.

It is not a de Polignac number, because 397063725 - 2¹⁴ = 397047341 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 760 + ... + 28190.

It is an arithmetic number, because the mean of its divisors is an integer number (27496008).

Almost surely, 2^397063725 is an apocalyptic number.

It is an amenable number.

397063725 is a deficient number, since it is larger than the sum of its proper divisors (262840467).

397063725 is a wasteful number, since it uses less digits than its factorization.

397063725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27637 (or 27632 counting only the distinct ones).

The product of its (nonzero) digits is 238140, while the sum is 42.

The square root of 397063725 is about 19926.4579140398. The cubic root of 397063725 is about 734.9989819043.

The spelling of 397063725 in words is "three hundred ninety-seven million, sixty-three thousand, seven hundred twenty-five".