5617840 has 20 divisors (see below), whose sum is σ = 13061664. Its totient is φ = 2247104.

The previous prime is 5617831. The next prime is 5617867. The reversal of 5617840 is 487165.

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35032 + ... + 35191.

Almost surely, 2^5617840 is an apocalyptic number.

It is an amenable number.

5617840 is an abundant number, since it is smaller than the sum of its proper divisors (7443824).

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

5617840 is a wasteful number, since it uses less digits than its factorization.

5617840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70236 (or 70230 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 5617840 is about 2370.1983039400. The cubic root of 5617840 is about 177.7691743522.

The spelling of 5617840 in words is "five million, six hundred seventeen thousand, eight hundred forty".