5591870 has 32 divisors (see below), whose sum is σ = 10445760. Its totient is φ = 2154240.

The previous prime is 5591863. The next prime is 5591881. The reversal of 5591870 is 781955.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 5591870.

It is a congruent number.

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, 54239 + ... + 54341.

It is an arithmetic number, because the mean of its divisors is an integer number (326430).

Almost surely, 2^5591870 is an apocalyptic number.

5591870 is a deficient number, since it is larger than the sum of its proper divisors (4853890).

5591870 is a wasteful number, since it uses less digits than its factorization.

5591870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260.

The product of its (nonzero) digits is 12600, while the sum is 35.

The square root of 5591870 is about 2364.7135133035. The cubic root of 5591870 is about 177.4948223048.

The spelling of 5591870 in words is "five million, five hundred ninety-one thousand, eight hundred seventy".