420469604 has 6 divisors (see below), whose sum is σ = 735821814. Its totient is φ = 210234800.

The previous prime is 420469559. The next prime is 420469627. The reversal of 420469604 is 406964024.

It can be written as a sum of positive squares in only one way, i.e., 342324004 + 78145600 = 18502^2 + 8840^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52558697 + ... + 52558704.

It is an arithmetic number, because the mean of its divisors is an integer number (122636969).

Almost surely, 2^420469604 is an apocalyptic number.

It is an amenable number.

420469604 is a deficient number, since it is larger than the sum of its proper divisors (315352210).

420469604 is a wasteful number, since it uses less digits than its factorization.

420469604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105117405 (or 105117403 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 420469604 is about 20505.3554955772. The cubic root of 420469604 is about 749.1662462237.

The spelling of 420469604 in words is "four hundred twenty million, four hundred sixty-nine thousand, six hundred four".