5787720 has 128 divisors (see below), whose sum is σ = 20217600. Its totient is φ = 1469952.

The previous prime is 5787713. The next prime is 5787739. The reversal of 5787720 is 277875.

5787720 = T₉₆ + T₉₇ + ... + T₃₂₈.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24724 + ... + 24956.

It is an arithmetic number, because the mean of its divisors is an integer number (157950).

Almost surely, 2^5787720 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5787720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10108800).

5787720 is an abundant number, since it is smaller than the sum of its proper divisors (14429880).

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

5787720 is a wasteful number, since it uses less digits than its factorization.

5787720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276 (or 266 counting only the distinct ones).

The product of its (nonzero) digits is 27440, while the sum is 36.

The square root of 5787720 is about 2405.7680686217. The cubic root of 5787720 is about 179.5432866072.

The spelling of 5787720 in words is "five million, seven hundred eighty-seven thousand, seven hundred twenty".