635875452 has 36 divisors (see below), whose sum is σ = 1625420160. Its totient is φ = 209575872.

The previous prime is 635875439. The next prime is 635875469. The reversal of 635875452 is 254578536.

635875452 is a `hidden beast` number, since 63 + 587 + 5 + 4 + 5 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 635875398 and 635875407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96028 + ... + 102435.

It is an arithmetic number, because the mean of its divisors is an integer number (45150560).

Almost surely, 2^635875452 is an apocalyptic number.

It is an amenable number.

635875452 is an abundant number, since it is smaller than the sum of its proper divisors (989544708).

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

635875452 is a wasteful number, since it uses less digits than its factorization.

635875452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198562 (or 198557 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 45.

The square root of 635875452 is about 25216.5709802106. The cubic root of 635875452 is about 859.9186203868.

It can be divided in two parts, 6358 and 75452, that added together give a triangular number (81810 = T₄₀₄).

The spelling of 635875452 in words is "six hundred thirty-five million, eight hundred seventy-five thousand, four hundred fifty-two".