404090294 has 8 divisors (see below), whose sum is σ = 612137088. Its totient is φ = 200044600.

The previous prime is 404090287. The next prime is 404090303. The reversal of 404090294 is 492090404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 404090294.

It is a congruent number.

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, 1000022 + ... + 1000425.

It is an arithmetic number, because the mean of its divisors is an integer number (76517136).

Almost surely, 2^404090294 is an apocalyptic number.

404090294 is a deficient number, since it is larger than the sum of its proper divisors (208046794).

404090294 is a wasteful number, since it uses less digits than its factorization.

404090294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000550.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 404090294 is about 20101.9972639536. The cubic root of 404090294 is about 739.3092495052.

The spelling of 404090294 in words is "four hundred four million, ninety thousand, two hundred ninety-four".