420614464 has 28 divisors (see below), whose sum is σ = 835952608. Its totient is φ = 209980800.

The previous prime is 420614423. The next prime is 420614477. The reversal of 420614464 is 464416024.

It is a congruent number.

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, 39469 + ... + 48979.

Almost surely, 2^420614464 is an apocalyptic number.

It is an amenable number.

420614464 is a deficient number, since it is larger than the sum of its proper divisors (415338144).

420614464 is an equidigital number, since it uses as much as digits as its factorization.

420614464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10214 (or 10204 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

The square root of 420614464 is about 20508.8874393518. The cubic root of 420614464 is about 749.2522704855.

The spelling of 420614464 in words is "four hundred twenty million, six hundred fourteen thousand, four hundred sixty-four".