634612 has 12 divisors (see below), whose sum is σ = 1211616. Its totient is φ = 288440.

The previous prime is 634609. The next prime is 634643. The reversal of 634612 is 216436.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7168 + ... + 7255.

It is an arithmetic number, because the mean of its divisors is an integer number (100968).

2⁶³⁴⁶¹² is an apocalyptic number.

It is an amenable number.

634612 is a deficient number, since it is larger than the sum of its proper divisors (577004).

634612 is a wasteful number, since it uses less digits than its factorization.

634612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14438 (or 14436 counting only the distinct ones).

The product of its digits is 864, while the sum is 22.

The square root of 634612 is about 796.6253824728. The cubic root of 634612 is about 85.9348704650.

The spelling of 634612 in words is "six hundred thirty-four thousand, six hundred twelve".