634502 has 16 divisors (see below), whose sum is σ = 1050624. Its totient is φ = 285000.

The previous prime is 634499. The next prime is 634511. The reversal of 634502 is 205436.

634502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a pancake number, because a pancake can be divided into 634502 parts by 1126 straight cuts.

It is a congruent number.

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, 3227 + ... + 3417.

It is an arithmetic number, because the mean of its divisors is an integer number (65664).

2⁶³⁴⁵⁰² is an apocalyptic number.

634502 is a deficient number, since it is larger than the sum of its proper divisors (416122).

634502 is a wasteful number, since it uses less digits than its factorization.

634502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 634502 is about 796.5563382461. The cubic root of 634502 is about 85.9299050258.

Adding to 634502 its reverse (205436), we get a palindrome (839938).

The spelling of 634502 in words is "six hundred thirty-four thousand, five hundred two".