396496857 has 8 divisors (see below), whose sum is σ = 532164160. Its totient is φ = 262580400.

The previous prime is 396496853. The next prime is 396496861. The reversal of 396496857 is 758694693.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (396496853) and next prime (396496861).

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

It is not a de Polignac number, because 396496857 - 2² = 396496853 is a prime.

It is a super-2 number, since 2×396496857² = 314419515221756898, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 396496797 and 396496806.

It is not an unprimeable number, because it can be changed into a prime (396496853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 437182 + ... + 438087.

It is an arithmetic number, because the mean of its divisors is an integer number (66520520).

Almost surely, 2^396496857 is an apocalyptic number.

It is an amenable number.

396496857 is a deficient number, since it is larger than the sum of its proper divisors (135667303).

396496857 is a wasteful number, since it uses less digits than its factorization.

396496857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875423.

The product of its digits is 9797760, while the sum is 57.

The square root of 396496857 is about 19912.2288305453. The cubic root of 396496857 is about 734.6490415718.

The spelling of 396496857 in words is "three hundred ninety-six million, four hundred ninety-six thousand, eight hundred fifty-seven".