396246737 has 8 divisors (see below), whose sum is σ = 413729856. Its totient is φ = 378784912.

The previous prime is 396246733. The next prime is 396246791. The reversal of 396246737 is 737642693.

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

It is a cyclic number.

It is not a de Polignac number, because 396246737 - 2² = 396246733 is a prime.

It is a super-2 number, since 2×396246737² = 314022953166294338, 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 = 396246691 and 396246700.

It is not an unprimeable number, because it can be changed into a prime (396246733) 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, 41618 + ... + 50244.

It is an arithmetic number, because the mean of its divisors is an integer number (51716232).

Almost surely, 2^396246737 is an apocalyptic number.

It is an amenable number.

396246737 is a deficient number, since it is larger than the sum of its proper divisors (17483119).

396246737 is a wasteful number, since it uses less digits than its factorization.

396246737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10647.

The product of its digits is 1143072, while the sum is 47.

The square root of 396246737 is about 19905.9472771330. The cubic root of 396246737 is about 734.4945308305.

The spelling of 396246737 in words is "three hundred ninety-six million, two hundred forty-six thousand, seven hundred thirty-seven".