5091972 has 12 divisors (see below), whose sum is σ = 11881296. Its totient is φ = 1697320.

The previous prime is 5091953. The next prime is 5091973. The reversal of 5091972 is 2791905.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (5091973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212154 + ... + 212177.

It is an arithmetic number, because the mean of its divisors is an integer number (990108).

Almost surely, 2^5091972 is an apocalyptic number.

It is an amenable number.

5091972 is an abundant number, since it is smaller than the sum of its proper divisors (6789324).

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

5091972 is a wasteful number, since it uses less digits than its factorization.

5091972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424338 (or 424336 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 33.

The square root of 5091972 is about 2256.5398290303. The cubic root of 5091972 is about 172.0396969848.

The spelling of 5091972 in words is "five million, ninety-one thousand, nine hundred seventy-two".