403242984 has 48 divisors (see below), whose sum is σ = 1108429920. Its totient is φ = 132406560.

The previous prime is 403242977. The next prime is 403242997. The reversal of 403242984 is 489242304.

403242984 is a `hidden beast` number, since 40 + 324 + 298 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36972 + ... + 46619.

It is an arithmetic number, because the mean of its divisors is an integer number (23092290).

Almost surely, 2^403242984 is an apocalyptic number.

It is an amenable number.

403242984 is an abundant number, since it is smaller than the sum of its proper divisors (705186936).

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

403242984 is a wasteful number, since it uses less digits than its factorization.

403242984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83670 (or 83663 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 403242984 is about 20080.9109355129. The cubic root of 403242984 is about 738.7921518202.

The spelling of 403242984 in words is "four hundred three million, two hundred forty-two thousand, nine hundred eighty-four".