397849996 has 6 divisors (see below), whose sum is σ = 696237500. Its totient is φ = 198924996.

The previous prime is 397849981. The next prime is 397850017. The reversal of 397849996 is 699948793.

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 as a sum of consecutive naturals, namely, 49731246 + ... + 49731253.

Almost surely, 2^397849996 is an apocalyptic number.

It is an amenable number.

397849996 is a deficient number, since it is larger than the sum of its proper divisors (298387504).

397849996 is a wasteful number, since it uses less digits than its factorization.

397849996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99462503 (or 99462501 counting only the distinct ones).

The product of its digits is 26453952, while the sum is 64.

The square root of 397849996 is about 19946.1774784042. The cubic root of 397849996 is about 735.4838136887.

The spelling of 397849996 in words is "three hundred ninety-seven million, eight hundred forty-nine thousand, nine hundred ninety-six".