421541136 has 60 divisors (see below), whose sum is σ = 1181976432. Its totient is φ = 140246208.

The previous prime is 421541123. The next prime is 421541161. The reversal of 421541136 is 631145124.

It is a happy number.

421541136 is a `hidden beast` number, since 4 + 215 + 411 + 36 = 666.

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, 82035 + ... + 87021.

Almost surely, 2^421541136 is an apocalyptic number.

It is an amenable number.

421541136 is an abundant number, since it is smaller than the sum of its proper divisors (760435296).

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

421541136 is a wasteful number, since it uses less digits than its factorization.

421541136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5588 (or 5579 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 421541136 is about 20531.4669714563. The cubic root of 421541136 is about 749.8021024533.

The spelling of 421541136 in words is "four hundred twenty-one million, five hundred forty-one thousand, one hundred thirty-six".