408534474 has 16 divisors (see below), whose sum is σ = 817269120. Its totient is φ = 136144800.

The previous prime is 408534473. The next prime is 408534493. The reversal of 408534474 is 474435804.

It is not an unprimeable number, because it can be changed into a prime (408534473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37999 + ... + 47549.

It is an arithmetic number, because the mean of its divisors is an integer number (51079320).

Almost surely, 2^408534474 is an apocalyptic number.

408534474 is an abundant number, since it is smaller than the sum of its proper divisors (408734646).

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

408534474 is a wasteful number, since it uses less digits than its factorization.

408534474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16685.

The product of its (nonzero) digits is 215040, while the sum is 39.

The square root of 408534474 is about 20212.2357496641. The cubic root of 408534474 is about 742.0096784337.

The spelling of 408534474 in words is "four hundred eight million, five hundred thirty-four thousand, four hundred seventy-four".