420589476 has 24 divisors (see below), whose sum is σ = 1090417440. Its totient is φ = 140196456.

The previous prime is 420589451. The next prime is 420589531. The reversal of 420589476 is 674985024.

It is a happy number.

420589476 is a `hidden beast` number, since 4 + 20 + 589 + 47 + 6 = 666.

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, 1947066 + ... + 1947281.

It is an arithmetic number, because the mean of its divisors is an integer number (45434060).

Almost surely, 2^420589476 is an apocalyptic number.

It is an amenable number.

420589476 is an abundant number, since it is smaller than the sum of its proper divisors (669827964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

420589476 is a wasteful number, since it uses less digits than its factorization.

420589476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3894360 (or 3894352 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 420589476 is about 20508.2782309974. The cubic root of 420589476 is about 749.2374329180.

The spelling of 420589476 in words is "four hundred twenty million, five hundred eighty-nine thousand, four hundred seventy-six".