420384376 has 32 divisors (see below), whose sum is σ = 800150400. Its totient is φ = 207027040.

The previous prime is 420384337. The next prime is 420384389. The reversal of 420384376 is 673483024.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277461 + ... + 278971.

It is an arithmetic number, because the mean of its divisors is an integer number (25004700).

Almost surely, 2^420384376 is an apocalyptic number.

It is an amenable number.

420384376 is a deficient number, since it is larger than the sum of its proper divisors (379766024).

420384376 is a wasteful number, since it uses less digits than its factorization.

420384376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2019 (or 2015 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 37.

The square root of 420384376 is about 20503.2772014622. The cubic root of 420384376 is about 749.1156248433.

The spelling of 420384376 in words is "four hundred twenty million, three hundred eighty-four thousand, three hundred seventy-six".