635412 has 12 divisors (see below), whose sum is σ = 1482656. Its totient is φ = 211800.

The previous prime is 635389. The next prime is 635413. The reversal of 635412 is 214536.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (635413) 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, 26464 + ... + 26487.

2⁶³⁵⁴¹² is an apocalyptic number.

It is an amenable number.

635412 is an abundant number, since it is smaller than the sum of its proper divisors (847244).

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

635412 is a wasteful number, since it uses less digits than its factorization.

635412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52958 (or 52956 counting only the distinct ones).

The product of its digits is 720, while the sum is 21.

The square root of 635412 is about 797.1273423989. The cubic root of 635412 is about 85.9709655007.

Adding to 635412 its reverse (214536), we get a palindrome (849948).

The spelling of 635412 in words is "six hundred thirty-five thousand, four hundred twelve".