634574 has 8 divisors (see below), whose sum is σ = 961968. Its totient is φ = 313920.

The previous prime is 634573. The next prime is 634577. The reversal of 634574 is 475436.

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

It is a super-2 number, since 2×634574² = 805368322952, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1442 + ... + 1829.

It is an arithmetic number, because the mean of its divisors is an integer number (120246).

2⁶³⁴⁵⁷⁴ is an apocalyptic number.

634574 is a deficient number, since it is larger than the sum of its proper divisors (327394).

634574 is a wasteful number, since it uses less digits than its factorization.

634574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3370.

The product of its digits is 10080, while the sum is 29.

The square root of 634574 is about 796.6015315074. The cubic root of 634574 is about 85.9331551963.

It can be divided in two parts, 63457 and 4, that multiplied together give a triangular number (253828 = T₇₁₂).

The spelling of 634574 in words is "six hundred thirty-four thousand, five hundred seventy-four".