5591937 has 16 divisors (see below), whose sum is σ = 8099840. Its totient is φ = 3411072.

The previous prime is 5591933. The next prime is 5591941. The reversal of 5591937 is 7391955.

It is an interprime number because it is at equal distance from previous prime (5591933) and next prime (5591941).

It is not a de Polignac number, because 5591937 - 2² = 5591933 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5591895 and 5591904.

It is not an unprimeable number, because it can be changed into a prime (5591933) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4389 + ... + 5517.

It is an arithmetic number, because the mean of its divisors is an integer number (506240).

Almost surely, 2^5591937 is an apocalyptic number.

It is an amenable number.

5591937 is a deficient number, since it is larger than the sum of its proper divisors (2507903).

5591937 is a wasteful number, since it uses less digits than its factorization.

5591937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272.

The product of its digits is 42525, while the sum is 39.

The square root of 5591937 is about 2364.7276798820. The cubic root of 5591937 is about 177.4955311974.

The spelling of 5591937 in words is "five million, five hundred ninety-one thousand, nine hundred thirty-seven".