5561830 has 16 divisors (see below), whose sum is σ = 10133424. Its totient is φ = 2197600.

The previous prime is 5561821. The next prime is 5561849. The reversal of 5561830 is 381655.

It is a congruent number.

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, 2521 + ... + 4180.

It is an arithmetic number, because the mean of its divisors is an integer number (633339).

Almost surely, 2^5561830 is an apocalyptic number.

5561830 is a deficient number, since it is larger than the sum of its proper divisors (4571594).

5561830 is a wasteful number, since it uses less digits than its factorization.

5561830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6791.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 5561830 is about 2358.3532390208. The cubic root of 5561830 is about 177.1764123665.

The spelling of 5561830 in words is "five million, five hundred sixty-one thousand, eight hundred thirty".