634056 has 32 divisors (see below), whose sum is σ = 1641600. Its totient is φ = 203840.

The previous prime is 634031. The next prime is 634061. The reversal of 634056 is 650436.

It is a super-2 number, since 2×634056² = 804054022272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

634056 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241 + ... + 1151.

It is an arithmetic number, because the mean of its divisors is an integer number (51300).

2⁶³⁴⁰⁵⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 634056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (820800).

634056 is an abundant number, since it is smaller than the sum of its proper divisors (1007544).

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

634056 is a wasteful number, since it uses less digits than its factorization.

634056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 949 (or 945 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 634056 is about 796.2763339444. The cubic root of 634056 is about 85.9097665440.

The spelling of 634056 in words is "six hundred thirty-four thousand, fifty-six".