635472 has 40 divisors (see below), whose sum is σ = 1825280. Its totient is φ = 211680.

The previous prime is 635471. The next prime is 635483. The reversal of 635472 is 274536.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 635472.

It is not an unprimeable number, because it can be changed into a prime (635471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304 + ... + 1167.

It is an arithmetic number, because the mean of its divisors is an integer number (45632).

2⁶³⁵⁴⁷² is an apocalyptic number.

It is an amenable number.

635472 is an abundant number, since it is smaller than the sum of its proper divisors (1189808).

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

635472 is a wasteful number, since it uses less digits than its factorization.

635472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1488 (or 1476 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 635472 is about 797.1649766516. The cubic root of 635472 is about 85.9736714068.

The spelling of 635472 in words is "six hundred thirty-five thousand, four hundred seventy-two".