5820390 has 32 divisors (see below), whose sum is σ = 15521760. Its totient is φ = 1552032.

The previous prime is 5820389. The next prime is 5820421. The reversal of 5820390 is 930285.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10509 + ... + 11048.

It is an arithmetic number, because the mean of its divisors is an integer number (485055).

Almost surely, 2^5820390 is an apocalyptic number.

5820390 is an abundant number, since it is smaller than the sum of its proper divisors (9701370).

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

5820390 is a wasteful number, since it uses less digits than its factorization.

5820390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21573 (or 21567 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 5820390 is about 2412.5484451094. The cubic root of 5820390 is about 179.8804762068.

The spelling of 5820390 in words is "five million, eight hundred twenty thousand, three hundred ninety".