421452336 has 40 divisors (see below), whose sum is σ = 1089555264. Its totient is φ = 140380480.

The previous prime is 421452329. The next prime is 421452341. The reversal of 421452336 is 633254124.

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, 90415 + ... + 94961.

Almost surely, 2^421452336 is an apocalyptic number.

It is an amenable number.

421452336 is an abundant number, since it is smaller than the sum of its proper divisors (668102928).

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

421452336 is a wasteful number, since it uses less digits than its factorization.

421452336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6489 (or 6483 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

The square root of 421452336 is about 20529.3043233325. The cubic root of 421452336 is about 749.7494487525.

The spelling of 421452336 in words is "four hundred twenty-one million, four hundred fifty-two thousand, three hundred thirty-six".