404764132 has 12 divisors (see below), whose sum is σ = 708992956. Its totient is φ = 202194720.

The previous prime is 404764103. The next prime is 404764153. The reversal of 404764132 is 231467404.

It can be written as a sum of positive squares in 2 ways, for example, as 261339556 + 143424576 = 16166^2 + 11976^2 .

It is a junction number, because it is equal to n+sod(n) for n = 404764094 and 404764103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41919 + ... + 50662.

Almost surely, 2^404764132 is an apocalyptic number.

It is an amenable number.

404764132 is a deficient number, since it is larger than the sum of its proper divisors (304228824).

404764132 is a wasteful number, since it uses less digits than its factorization.

404764132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93678 (or 93676 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 404764132 is about 20118.7507564461. The cubic root of 404764132 is about 739.7199646518.

The spelling of 404764132 in words is "four hundred four million, seven hundred sixty-four thousand, one hundred thirty-two".