634417002 has 16 divisors (see below), whose sum is σ = 1409815680. Its totient is φ = 211472316.

The previous prime is 634417001. The next prime is 634417031. The reversal of 634417002 is 200714436.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (634417001) 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, 5874178 + ... + 5874285.

It is an arithmetic number, because the mean of its divisors is an integer number (88113480).

Almost surely, 2^634417002 is an apocalyptic number.

634417002 is an abundant number, since it is smaller than the sum of its proper divisors (775398678).

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

634417002 is a wasteful number, since it uses less digits than its factorization.

634417002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11748474 (or 11748468 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 634417002 is about 25187.6358954150. The cubic root of 634417002 is about 859.2606779266.

The spelling of 634417002 in words is "six hundred thirty-four million, four hundred seventeen thousand, two".