634416134 has 32 divisors (see below), whose sum is σ = 1068615936. Its totient is φ = 279940320.

The previous prime is 634416131. The next prime is 634416143. The reversal of 634416134 is 431614436.

It is a self number, because there is not a number n which added to its sum of digits gives 634416134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634416131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 669449 + ... + 670395.

It is an arithmetic number, because the mean of its divisors is an integer number (33394248).

Almost surely, 2^634416134 is an apocalyptic number.

634416134 is a deficient number, since it is larger than the sum of its proper divisors (434199802).

634416134 is a wasteful number, since it uses less digits than its factorization.

634416134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1820.

The product of its digits is 20736, while the sum is 32.

The square root of 634416134 is about 25187.6186647329. The cubic root of 634416134 is about 859.2602860505.

The spelling of 634416134 in words is "six hundred thirty-four million, four hundred sixteen thousand, one hundred thirty-four".