396545466 has 16 divisors (see below), whose sum is σ = 834832800. Its totient is φ = 125224848.

The previous prime is 396545423. The next prime is 396545473. The reversal of 396545466 is 664545693.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1739121 + ... + 1739348.

It is an arithmetic number, because the mean of its divisors is an integer number (52177050).

Almost surely, 2^396545466 is an apocalyptic number.

396545466 is an abundant number, since it is smaller than the sum of its proper divisors (438287334).

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

396545466 is a wasteful number, since it uses less digits than its factorization.

396545466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3478493.

The product of its digits is 2332800, while the sum is 48.

The square root of 396545466 is about 19913.4493747316. The cubic root of 396545466 is about 734.6790620670.

The spelling of 396545466 in words is "three hundred ninety-six million, five hundred forty-five thousand, four hundred sixty-six".