536634644 has 24 divisors (see below), whose sum is σ = 1155829248. Its totient is φ = 212294880.

The previous prime is 536634611. The next prime is 536634701. The reversal of 536634644 is 446436635.

It is a super-2 number, since 2×536634644² = 575953482282013472, which contains 22 as substring.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 736772 + ... + 737499.

It is an arithmetic number, because the mean of its divisors is an integer number (48159552).

Almost surely, 2^536634644 is an apocalyptic number.

It is an amenable number.

536634644 is an abundant number, since it is smaller than the sum of its proper divisors (619194604).

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

536634644 is a wasteful number, since it uses less digits than its factorization.

536634644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474295 (or 1474293 counting only the distinct ones).

The product of its digits is 622080, while the sum is 41.

The square root of 536634644 is about 23165.3759736379. The cubic root of 536634644 is about 812.6300952710.

The spelling of 536634644 in words is "five hundred thirty-six million, six hundred thirty-four thousand, six hundred forty-four".