400579962 has 8 divisors (see below), whose sum is σ = 801159936. Its totient is φ = 133526652.

The previous prime is 400579939. The next prime is 400579967. The reversal of 400579962 is 269975004.

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

400579962 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (400579967) 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, 33381658 + ... + 33381669.

It is an arithmetic number, because the mean of its divisors is an integer number (100144992).

Almost surely, 2^400579962 is an apocalyptic number.

400579962 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

400579962 is a wasteful number, since it uses less digits than its factorization.

400579962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66763332.

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 400579962 is about 20014.4937982453. The cubic root of 400579962 is about 737.1622274757.

The spelling of 400579962 in words is "four hundred million, five hundred seventy-nine thousand, nine hundred sixty-two".