5851720 has 32 divisors (see below), whose sum is σ = 15048000. Its totient is φ = 2006208.

The previous prime is 5851717. The next prime is 5851733. The reversal of 5851720 is 271585.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10170 + ... + 10729.

It is an arithmetic number, because the mean of its divisors is an integer number (470250).

Almost surely, 2^5851720 is an apocalyptic number.

It is an amenable number.

5851720 is an abundant number, since it is smaller than the sum of its proper divisors (9196280).

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

5851720 is a wasteful number, since it uses less digits than its factorization.

5851720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20917 (or 20913 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 28.

The square root of 5851720 is about 2419.0328645969. The cubic root of 5851720 is about 180.2026524172.

The spelling of 5851720 in words is "five million, eight hundred fifty-one thousand, seven hundred twenty".