420959164 has 12 divisors (see below), whose sum is σ = 753810904. Its totient is φ = 205584624.

The previous prime is 420959131. The next prime is 420959197. The reversal of 420959164 is 461959024.

It is an interprime number because it is at equal distance from previous prime (420959131) and next prime (420959197).

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 1223547 + ... + 1223890.

Almost surely, 2^420959164 is an apocalyptic number.

It is an amenable number.

420959164 is a deficient number, since it is larger than the sum of its proper divisors (332851740).

420959164 is a wasteful number, since it uses less digits than its factorization.

420959164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2447484 (or 2447482 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 420959164 is about 20517.2893921200. The cubic root of 420959164 is about 749.4568891728.

The spelling of 420959164 in words is "four hundred twenty million, nine hundred fifty-nine thousand, one hundred sixty-four".