408426848 has 12 divisors (see below), whose sum is σ = 804090420. Its totient is φ = 204213408.

The previous prime is 408426803. The next prime is 408426859. The reversal of 408426848 is 848624804.

It is a happy number.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 408426799 and 408426808.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6381638 + ... + 6381701.

It is an arithmetic number, because the mean of its divisors is an integer number (67007535).

Almost surely, 2^408426848 is an apocalyptic number.

It is an amenable number.

408426848 is a deficient number, since it is larger than the sum of its proper divisors (395663572).

408426848 is a wasteful number, since it uses less digits than its factorization.

408426848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12763349 (or 12763341 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 44.

The square root of 408426848 is about 20209.5731770862. The cubic root of 408426848 is about 741.9445133517.

The spelling of 408426848 in words is "four hundred eight million, four hundred twenty-six thousand, eight hundred forty-eight".