5617720 has 16 divisors (see below), whose sum is σ = 12639960. Its totient is φ = 2247072.

The previous prime is 5617709. The next prime is 5617739. The reversal of 5617720 is 277165.

It is a congruent number.

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, 70182 + ... + 70261.

Almost surely, 2^5617720 is an apocalyptic number.

It is an amenable number.

5617720 is an abundant number, since it is smaller than the sum of its proper divisors (7022240).

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

5617720 is a wasteful number, since it uses less digits than its factorization.

5617720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140454 (or 140450 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 5617720 is about 2370.1729894672. The cubic root of 5617720 is about 177.7679085956.

It can be divided in two parts, 561 and 7720, that added together give a square (8281 = 91²).

The spelling of 5617720 in words is "five million, six hundred seventeen thousand, seven hundred twenty".