408325842 has 12 divisors (see below), whose sum is σ = 884706030. Its totient is φ = 136108608.

The previous prime is 408325837. The next prime is 408325849. The reversal of 408325842 is 248523804.

408325842 is a `hidden beast` number, since 40 + 8 + 32 + 584 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 239351841 + 168974001 = 15471^2 + 12999^2 .

It is a junction number, because it is equal to n+sod(n) for n = 408325797 and 408325806.

It is not an unprimeable number, because it can be changed into a prime (408325849) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11342367 + ... + 11342402.

Almost surely, 2^408325842 is an apocalyptic number.

408325842 is an abundant number, since it is smaller than the sum of its proper divisors (476380188).

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

408325842 is a wasteful number, since it uses less digits than its factorization.

408325842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22684777 (or 22684774 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The square root of 408325842 is about 20207.0740583589. The cubic root of 408325842 is about 741.8833461141.

The spelling of 408325842 in words is "four hundred eight million, three hundred twenty-five thousand, eight hundred forty-two".