5635640 has 16 divisors (see below), whose sum is σ = 12680280. Its totient is φ = 2254240.

The previous prime is 5635633. The next prime is 5635661. The reversal of 5635640 is 465365.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70406 + ... + 70485.

Almost surely, 2^5635640 is an apocalyptic number.

It is an amenable number.

5635640 is an abundant number, since it is smaller than the sum of its proper divisors (7044640).

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

5635640 is a wasteful number, since it uses less digits than its factorization.

5635640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140902 (or 140898 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 5635640 is about 2373.9502943406. The cubic root of 5635640 is about 177.9567289508.

The spelling of 5635640 in words is "five million, six hundred thirty-five thousand, six hundred forty".