396774448 has 40 divisors (see below), whose sum is σ = 880443648. Its totient is φ = 169684032.

The previous prime is 396774431. The next prime is 396774457. The reversal of 396774448 is 844477693.

It is a junction number, because it is equal to n+sod(n) for n = 396774395 and 396774404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52815 + ... + 59857.

Almost surely, 2^396774448 is an apocalyptic number.

It is an amenable number.

396774448 is an abundant number, since it is smaller than the sum of its proper divisors (483669200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

396774448 is a wasteful number, since it uses less digits than its factorization.

396774448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7561 (or 7555 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 52.

The square root of 396774448 is about 19919.1979758222. The cubic root of 396774448 is about 734.8204463681.

The spelling of 396774448 in words is "three hundred ninety-six million, seven hundred seventy-four thousand, four hundred forty-eight".