408416042 has 8 divisors (see below), whose sum is σ = 616681632. Its totient is φ = 202855500.

The previous prime is 408416033. The next prime is 408416053. The reversal of 408416042 is 240614804.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 408415996 and 408416014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 675884 + ... + 676487.

It is an arithmetic number, because the mean of its divisors is an integer number (77085204).

Almost surely, 2^408416042 is an apocalyptic number.

408416042 is a deficient number, since it is larger than the sum of its proper divisors (208265590).

408416042 is a wasteful number, since it uses less digits than its factorization.

408416042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352524.

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 408416042 is about 20209.3058267720. The cubic root of 408416042 is about 741.9379699334.

The spelling of 408416042 in words is "four hundred eight million, four hundred sixteen thousand, forty-two".