396894415 has 8 divisors (see below), whose sum is σ = 481183920. Its totient is φ = 314241792.

The previous prime is 396894403. The next prime is 396894437. The reversal of 396894415 is 514498693.

It is a happy number.

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 396894415 - 2¹⁹ = 396370127 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, 408685 + ... + 409654.

It is an arithmetic number, because the mean of its divisors is an integer number (60147990).

Almost surely, 2^396894415 is an apocalyptic number.

396894415 is a deficient number, since it is larger than the sum of its proper divisors (84289505).

396894415 is an equidigital number, since it uses as much as digits as its factorization.

396894415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818441.

The product of its digits is 933120, while the sum is 49.

The square root of 396894415 is about 19922.2090893555. The cubic root of 396894415 is about 734.8944979456.

The spelling of 396894415 in words is "three hundred ninety-six million, eight hundred ninety-four thousand, four hundred fifteen".