405696484 has 12 divisors (see below), whose sum is σ = 710200764. Its totient is φ = 202781984.

The previous prime is 405696437. The next prime is 405696491. The reversal of 405696484 is 484696504.

It can be written as a sum of positive squares in 2 ways, for example, as 365880384 + 39816100 = 19128^2 + 6310^2 .

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, 1207 + ... + 28510.

It is an arithmetic number, because the mean of its divisors is an integer number (59183397).

Almost surely, 2^405696484 is an apocalyptic number.

It is an amenable number.

405696484 is a deficient number, since it is larger than the sum of its proper divisors (304504280).

405696484 is a wasteful number, since it uses less digits than its factorization.

405696484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33134 (or 33132 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 46.

The square root of 405696484 is about 20141.9086483878. The cubic root of 405696484 is about 740.2874972503.

The spelling of 405696484 in words is "four hundred five million, six hundred ninety-six thousand, four hundred eighty-four".