404506012 has 6 divisors (see below), whose sum is σ = 707885528. Its totient is φ = 202253004.

The previous prime is 404505989. The next prime is 404506013. The reversal of 404506012 is 210605404.

It is a super-2 number, since 2×404506012² = 327250227488288288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404506013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50563248 + ... + 50563255.

Almost surely, 2^404506012 is an apocalyptic number.

It is an amenable number.

404506012 is a deficient number, since it is larger than the sum of its proper divisors (303379516).

404506012 is a wasteful number, since it uses less digits than its factorization.

404506012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101126507 (or 101126505 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 404506012 is about 20112.3348221931. The cubic root of 404506012 is about 739.5626902430.

The spelling of 404506012 in words is "four hundred four million, five hundred six thousand, twelve".