5717820 has 48 divisors (see below), whose sum is σ = 16117920. Its totient is φ = 1514496.

The previous prime is 5717809. The next prime is 5717827. The reversal of 5717820 is 287175.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5717827) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13776 + ... + 14184.

It is an arithmetic number, because the mean of its divisors is an integer number (335790).

Almost surely, 2^5717820 is an apocalyptic number.

It is an amenable number.

5717820 is an abundant number, since it is smaller than the sum of its proper divisors (10400100).

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

5717820 is a wasteful number, since it uses less digits than its factorization.

5717820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654 (or 652 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 30.

The square root of 5717820 is about 2391.1963532926. The cubic root of 5717820 is about 178.8175580453.

The spelling of 5717820 in words is "five million, seven hundred seventeen thousand, eight hundred twenty".