397473016 has 16 divisors (see below), whose sum is σ = 754696800. Its totient is φ = 196220544.

The previous prime is 397472963. The next prime is 397473019. The reversal of 397473016 is 610374793.

It is a self number, because there is not a number n which added to its sum of digits gives 397473016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (397473019) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 313825 + ... + 315088.

It is an arithmetic number, because the mean of its divisors is an integer number (47168550).

Almost surely, 2^397473016 is an apocalyptic number.

It is an amenable number.

397473016 is a deficient number, since it is larger than the sum of its proper divisors (357223784).

397473016 is a wasteful number, since it uses less digits than its factorization.

397473016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628998 (or 628994 counting only the distinct ones).

The product of its (nonzero) digits is 95256, while the sum is 40.

The square root of 397473016 is about 19936.7253078333. The cubic root of 397473016 is about 735.2514394188.

The spelling of 397473016 in words is "three hundred ninety-seven million, four hundred seventy-three thousand, sixteen".