397462682 has 4 divisors (see below), whose sum is σ = 596194026. Its totient is φ = 198731340.

The previous prime is 397462627. The next prime is 397462721. The reversal of 397462682 is 286264793.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 392792761 + 4669921 = 19819^2 + 2161^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99365669 + ... + 99365672.

Almost surely, 2^397462682 is an apocalyptic number.

397462682 is a deficient number, since it is larger than the sum of its proper divisors (198731344).

397462682 is a wasteful number, since it uses less digits than its factorization.

397462682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198731343.

The product of its digits is 870912, while the sum is 47.

The square root of 397462682 is about 19936.4661362038. The cubic root of 397462682 is about 735.2450673684.

The spelling of 397462682 in words is "three hundred ninety-seven million, four hundred sixty-two thousand, six hundred eighty-two".