408422876 has 12 divisors (see below), whose sum is σ = 728226072. Its totient is φ = 200358288.

The previous prime is 408422873. The next prime is 408422947. The reversal of 408422876 is 678224804.

It is a super-2 number, since 2×408422876² = 333618491280222752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (408422873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 963050 + ... + 963473.

It is an arithmetic number, because the mean of its divisors is an integer number (60685506).

Almost surely, 2^408422876 is an apocalyptic number.

It is an amenable number.

408422876 is a deficient number, since it is larger than the sum of its proper divisors (319803196).

408422876 is a wasteful number, since it uses less digits than its factorization.

408422876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1926580 (or 1926578 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 41.

The square root of 408422876 is about 20209.4749065878. The cubic root of 408422876 is about 741.9421081775.

The spelling of 408422876 in words is "four hundred eight million, four hundred twenty-two thousand, eight hundred seventy-six".