408426272 has 24 divisors (see below), whose sum is σ = 839051136. Its totient is φ = 195333952.

The previous prime is 408426259. The next prime is 408426281. The reversal of 408426272 is 272624804.

It is a happy 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, 276728 + ... + 278199.

It is an arithmetic number, because the mean of its divisors is an integer number (34960464).

Almost surely, 2^408426272 is an apocalyptic number.

It is an amenable number.

408426272 is an abundant number, since it is smaller than the sum of its proper divisors (430624864).

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

408426272 is a wasteful number, since it uses less digits than its factorization.

408426272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554960 (or 554952 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 35.

The square root of 408426272 is about 20209.5589264091. The cubic root of 408426272 is about 741.9441645660.

The spelling of 408426272 in words is "four hundred eight million, four hundred twenty-six thousand, two hundred seventy-two".