5591940 has 24 divisors (see below), whose sum is σ = 15657600. Its totient is φ = 1491168.

The previous prime is 5591933. The next prime is 5591941. The reversal of 5591940 is 491955.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (5591941) 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, 46540 + ... + 46659.

It is an arithmetic number, because the mean of its divisors is an integer number (652400).

Almost surely, 2^5591940 is an apocalyptic number.

It is an amenable number.

5591940 is an abundant number, since it is smaller than the sum of its proper divisors (10065660).

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

5591940 is a wasteful number, since it uses less digits than its factorization.

5591940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93211 (or 93209 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 33.

The square root of 5591940 is about 2364.7283142044. The cubic root of 5591940 is about 177.4955629387.

The spelling of 5591940 in words is "five million, five hundred ninety-one thousand, nine hundred forty".