806423504 has 10 divisors (see below), whose sum is σ = 1562445570. Its totient is φ = 403211744.

The previous prime is 806423459. The next prime is 806423521. The reversal of 806423504 is 405324608.

It can be written as a sum of positive squares in only one way, i.e., 606144400 + 200279104 = 24620^2 + 14152^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25200719 + ... + 25200750.

It is an arithmetic number, because the mean of its divisors is an integer number (156244557).

Almost surely, 2^806423504 is an apocalyptic number.

It is an amenable number.

806423504 is a deficient number, since it is larger than the sum of its proper divisors (756022066).

806423504 is a wasteful number, since it uses less digits than its factorization.

806423504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50401477 (or 50401471 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 806423504 is about 28397.5967997294. The cubic root of 806423504 is about 930.7957516516.

The spelling of 806423504 in words is "eight hundred six million, four hundred twenty-three thousand, five hundred four".