134290408 has 32 divisors (see below), whose sum is σ = 290626560. Its totient is φ = 56980800.

The previous prime is 134290379. The next prime is 134290433. The reversal of 134290408 is 804092431.

It is a self number, because there is not a number n which added to its sum of digits gives 134290408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6216 + ... + 17527.

It is an arithmetic number, because the mean of its divisors is an integer number (9082080).

Almost surely, 2^134290408 is an apocalyptic number.

It is an amenable number.

134290408 is an abundant number, since it is smaller than the sum of its proper divisors (156336152).

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

134290408 is a wasteful number, since it uses less digits than its factorization.

134290408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23857 (or 23853 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 134290408 is about 11588.3738289719. The cubic root of 134290408 is about 512.0924007225.

The spelling of 134290408 in words is "one hundred thirty-four million, two hundred ninety thousand, four hundred eight".