420275264 has 28 divisors (see below), whose sum is σ = 838200000. Its totient is φ = 209075328.

The previous prime is 420275243. The next prime is 420275281. The reversal of 420275264 is 462572024.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 420275264.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3764 + ... + 29235.

Almost surely, 2^420275264 is an apocalyptic number.

It is an amenable number.

420275264 is a deficient number, since it is larger than the sum of its proper divisors (417924736).

420275264 is a wasteful number, since it uses less digits than its factorization.

420275264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33210 (or 33200 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 420275264 is about 20500.6161858613. The cubic root of 420275264 is about 749.0508075146.

The spelling of 420275264 in words is "four hundred twenty million, two hundred seventy-five thousand, two hundred sixty-four".