421196972 has 24 divisors (see below), whose sum is σ = 845540640. Its totient is φ = 179838720.

The previous prime is 421196927. The next prime is 421196983. The reversal of 421196972 is 279691124.

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, 20429 + ... + 35492.

It is an arithmetic number, because the mean of its divisors is an integer number (35230860).

Almost surely, 2^421196972 is an apocalyptic number.

It is an amenable number.

421196972 is an abundant number, since it is smaller than the sum of its proper divisors (424343668).

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

421196972 is a wasteful number, since it uses less digits than its factorization.

421196972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56201 (or 56199 counting only the distinct ones).

The product of its digits is 54432, while the sum is 41.

The square root of 421196972 is about 20523.0838813274. The cubic root of 421196972 is about 749.5979901856.

The spelling of 421196972 in words is "four hundred twenty-one million, one hundred ninety-six thousand, nine hundred seventy-two".