5091830 has 16 divisors (see below), whose sum is σ = 9223200. Its totient is φ = 2023872.

The previous prime is 5091817. The next prime is 5091833. The reversal of 5091830 is 381905.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5091830.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5091833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146 + ... + 3194.

It is an arithmetic number, because the mean of its divisors is an integer number (576450).

Almost surely, 2^5091830 is an apocalyptic number.

5091830 is a deficient number, since it is larger than the sum of its proper divisors (4131370).

5091830 is a wasteful number, since it uses less digits than its factorization.

5091830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3223.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 5091830 is about 2256.5083647086. The cubic root of 5091830 is about 172.0380977443.

The spelling of 5091830 in words is "five million, ninety-one thousand, eight hundred thirty".