5731890 has 32 divisors (see below), whose sum is σ = 14567040. Its totient is φ = 1438464.

The previous prime is 5731889. The next prime is 5731919. The reversal of 5731890 is 981375.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5110 + ... + 6129.

It is an arithmetic number, because the mean of its divisors is an integer number (455220).

Almost surely, 2^5731890 is an apocalyptic number.

5731890 is an abundant number, since it is smaller than the sum of its proper divisors (8835150).

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

5731890 is a wasteful number, since it uses less digits than its factorization.

5731890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11266.

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 5731890 is about 2394.1365875823. The cubic root of 5731890 is about 178.9641116945.

The spelling of 5731890 in words is "five million, seven hundred thirty-one thousand, eight hundred ninety".