420773152 has 24 divisors (see below), whose sum is σ = 833036400. Its totient is φ = 209208384.

The previous prime is 420773117. The next prime is 420773161. The reversal of 420773152 is 251377024.

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, 31002 + ... + 42457.

It is an arithmetic number, because the mean of its divisors is an integer number (34709850).

Almost surely, 2^420773152 is an apocalyptic number.

It is an amenable number.

420773152 is a deficient number, since it is larger than the sum of its proper divisors (412263248).

420773152 is a wasteful number, since it uses less digits than its factorization.

420773152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73648 (or 73640 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 420773152 is about 20512.7558363083. The cubic root of 420773152 is about 749.3464837578.

The spelling of 420773152 in words is "four hundred twenty million, seven hundred seventy-three thousand, one hundred fifty-two".