421204968 has 32 divisors (see below), whose sum is σ = 1170014400. Its totient is φ = 140401584.

The previous prime is 421204933. The next prime is 421204981. The reversal of 421204968 is 869402124.

421204968 is a `hidden beast` number, since 42 + 120 + 496 + 8 = 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 7 ways as a sum of consecutive naturals, for example, 974796 + ... + 975227.

It is an arithmetic number, because the mean of its divisors is an integer number (36562950).

Almost surely, 2^421204968 is an apocalyptic number.

It is an amenable number.

421204968 is an abundant number, since it is smaller than the sum of its proper divisors (748809432).

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

421204968 is a wasteful number, since it uses less digits than its factorization.

421204968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1950038 (or 1950028 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 421204968 is about 20523.2786854343. The cubic root of 421204968 is about 749.6027336097.

The spelling of 421204968 in words is "four hundred twenty-one million, two hundred four thousand, nine hundred sixty-eight".