404034066 has 12 divisors (see below), whose sum is σ = 875407182. Its totient is φ = 134678016.

The previous prime is 404034047. The next prime is 404034073. The reversal of 404034066 is 660430404.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 213014025 + 191020041 = 14595^2 + 13821^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11223151 + ... + 11223186.

Almost surely, 2^404034066 is an apocalyptic number.

404034066 is an abundant number, since it is smaller than the sum of its proper divisors (471373116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404034066 is a wasteful number, since it uses less digits than its factorization.

404034066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22446345 (or 22446342 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 404034066 is about 20100.5986478015. The cubic root of 404034066 is about 739.2749569973.

The spelling of 404034066 in words is "four hundred four million, thirty-four thousand, sixty-six".