634740414 has 48 divisors (see below), whose sum is σ = 1611000576. Its totient is φ = 164866800.

The previous prime is 634740413. The next prime is 634740451. The reversal of 634740414 is 414047436.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634740413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 94902 + ... + 101369.

It is an arithmetic number, because the mean of its divisors is an integer number (33562512).

Almost surely, 2^634740414 is an apocalyptic number.

634740414 is an abundant number, since it is smaller than the sum of its proper divisors (976260162).

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

634740414 is a wasteful number, since it uses less digits than its factorization.

634740414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196301 (or 196294 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 33.

The square root of 634740414 is about 25194.0551321140. The cubic root of 634740414 is about 859.4066639291.

The spelling of 634740414 in words is "six hundred thirty-four million, seven hundred forty thousand, four hundred fourteen".