535646644 has 24 divisors (see below), whose sum is σ = 1042055168. Its totient is φ = 239245920.

The previous prime is 535646641. The next prime is 535646677. The reversal of 535646644 is 446646535.

It is a self number, because there is not a number n which added to its sum of digits gives 535646644.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (535646641) 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, 164532 + ... + 167755.

Almost surely, 2^535646644 is an apocalyptic number.

It is an amenable number.

535646644 is a deficient number, since it is larger than the sum of its proper divisors (506408524).

535646644 is a wasteful number, since it uses less digits than its factorization.

535646644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332335 (or 332333 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 43.

The square root of 535646644 is about 23144.0412201500. The cubic root of 535646644 is about 812.1310768200.

The spelling of 535646644 in words is "five hundred thirty-five million, six hundred forty-six thousand, six hundred forty-four".