396414815 has 8 divisors (see below), whose sum is σ = 475850400. Its totient is φ = 317030112.

The previous prime is 396414749. The next prime is 396414871. The reversal of 396414815 is 518414693.

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 396414815 - 2¹⁸ = 396152671 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7286 + ... + 29084.

It is an arithmetic number, because the mean of its divisors is an integer number (59481300).

Almost surely, 2^396414815 is an apocalyptic number.

396414815 is a deficient number, since it is larger than the sum of its proper divisors (79435585).

396414815 is a wasteful number, since it uses less digits than its factorization.

396414815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25441.

The product of its digits is 103680, while the sum is 41.

The square root of 396414815 is about 19910.1686331382. The cubic root of 396414815 is about 734.5983675810.

The spelling of 396414815 in words is "three hundred ninety-six million, four hundred fourteen thousand, eight hundred fifteen".