396280774 has 8 divisors (see below), whose sum is σ = 595706400. Its totient is φ = 197711976.

The previous prime is 396280771. The next prime is 396280783. The reversal of 396280774 is 477082693.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396280771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213049 + ... + 214900.

It is an arithmetic number, because the mean of its divisors is an integer number (74463300).

Almost surely, 2^396280774 is an apocalyptic number.

396280774 is a deficient number, since it is larger than the sum of its proper divisors (199425626).

396280774 is a wasteful number, since it uses less digits than its factorization.

396280774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428414.

The product of its (nonzero) digits is 508032, while the sum is 46.

The square root of 396280774 is about 19906.8022042718. The cubic root of 396280774 is about 734.5155608876.

The spelling of 396280774 in words is "three hundred ninety-six million, two hundred eighty thousand, seven hundred seventy-four".