397593662 has 8 divisors (see below), whose sum is σ = 615628992. Its totient is φ = 192384000.

The previous prime is 397593661. The next prime is 397593667. The reversal of 397593662 is 266395793.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 397593662.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (397593661) 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, 3206339 + ... + 3206462.

It is an arithmetic number, because the mean of its divisors is an integer number (76953624).

Almost surely, 2^397593662 is an apocalyptic number.

397593662 is a deficient number, since it is larger than the sum of its proper divisors (218035330).

397593662 is a wasteful number, since it uses less digits than its factorization.

397593662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6412834.

The product of its digits is 1837080, while the sum is 50.

The square root of 397593662 is about 19939.7508008500. The cubic root of 397593662 is about 735.3258228093.

The spelling of 397593662 in words is "three hundred ninety-seven million, five hundred ninety-three thousand, six hundred sixty-two".