421472562 has 32 divisors (see below), whose sum is σ = 1005253632. Its totient is φ = 115184784.

The previous prime is 421472537. The next prime is 421472563. The reversal of 421472562 is 265274124.

It is not an unprimeable number, because it can be changed into a prime (421472563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217188 + ... + 219119.

It is an arithmetic number, because the mean of its divisors is an integer number (31414176).

Almost surely, 2^421472562 is an apocalyptic number.

421472562 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

421472562 is an abundant number, since it is smaller than the sum of its proper divisors (583781070).

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

421472562 is a wasteful number, since it uses less digits than its factorization.

421472562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436342.

The product of its digits is 26880, while the sum is 33.

The square root of 421472562 is about 20529.7969303157. The cubic root of 421472562 is about 749.7614423506.

The spelling of 421472562 in words is "four hundred twenty-one million, four hundred seventy-two thousand, five hundred sixty-two".