634622 has 8 divisors (see below), whose sum is σ = 970056. Its totient is φ = 311272.

The previous prime is 634609. The next prime is 634643. The reversal of 634622 is 226436.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 2888 + ... + 3099.

It is an arithmetic number, because the mean of its divisors is an integer number (121257).

2⁶³⁴⁶²² is an apocalyptic number.

634622 is a deficient number, since it is larger than the sum of its proper divisors (335434).

634622 is a wasteful number, since it uses less digits than its factorization.

634622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6042.

The product of its digits is 1728, while the sum is 23.

The square root of 634622 is about 796.6316589240. The cubic root of 634622 is about 85.9353218401.

The spelling of 634622 in words is "six hundred thirty-four thousand, six hundred twenty-two".