408222794 has 16 divisors (see below), whose sum is σ = 700073088. Its totient is φ = 174886992.

The previous prime is 408222713. The next prime is 408222799. The reversal of 408222794 is 497222804.

It is not an unprimeable number, because it can be changed into a prime (408222799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61187 + ... + 67529.

It is an arithmetic number, because the mean of its divisors is an integer number (43754568).

Almost surely, 2^408222794 is an apocalyptic number.

408222794 is a deficient number, since it is larger than the sum of its proper divisors (291850294).

408222794 is a wasteful number, since it uses less digits than its factorization.

408222794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10949.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 408222794 is about 20204.5240973402. The cubic root of 408222794 is about 741.8209318857.

The spelling of 408222794 in words is "four hundred eight million, two hundred twenty-two thousand, seven hundred ninety-four".