396825215 has 8 divisors (see below), whose sum is σ = 477556800. Its totient is φ = 316549152.

The previous prime is 396825211. The next prime is 396825217. The reversal of 396825215 is 512528693.

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 396825215 - 2² = 396825211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396825211) 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, 111959 + ... + 115448.

It is an arithmetic number, because the mean of its divisors is an integer number (59694600).

Almost surely, 2^396825215 is an apocalyptic number.

396825215 is a deficient number, since it is larger than the sum of its proper divisors (80731585).

396825215 is a wasteful number, since it uses less digits than its factorization.

396825215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227761.

The product of its digits is 129600, while the sum is 41.

The square root of 396825215 is about 19920.4722584581. The cubic root of 396825215 is about 734.8517849442.

The spelling of 396825215 in words is "three hundred ninety-six million, eight hundred twenty-five thousand, two hundred fifteen".