634960029 has 16 divisors (see below), whose sum is σ = 936589824. Its totient is φ = 379402800.

The previous prime is 634960009. The next prime is 634960063. The reversal of 634960029 is 920069436.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-634960029 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634960009) 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, 133159 + ... + 137844.

It is an arithmetic number, because the mean of its divisors is an integer number (58536864).

Almost surely, 2^634960029 is an apocalyptic number.

It is an amenable number.

634960029 is a deficient number, since it is larger than the sum of its proper divisors (301629795).

634960029 is a wasteful number, since it uses less digits than its factorization.

634960029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271088.

The product of its (nonzero) digits is 69984, while the sum is 39.

The square root of 634960029 is about 25198.4132238520. The cubic root of 634960029 is about 859.5057683961.

The spelling of 634960029 in words is "six hundred thirty-four million, nine hundred sixty thousand, twenty-nine".