5177921 has 16 divisors (see below), whose sum is σ = 6393600. Its totient is φ = 4095168.

The previous prime is 5177903. The next prime is 5177923. The reversal of 5177921 is 1297715.

It is not a de Polignac number, because 5177921 - 2²² = 983617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5177923) 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, 4115 + ... + 5223.

It is an arithmetic number, because the mean of its divisors is an integer number (399600).

Almost surely, 2^5177921 is an apocalyptic number.

It is an amenable number.

5177921 is a deficient number, since it is larger than the sum of its proper divisors (1215679).

5177921 is a wasteful number, since it uses less digits than its factorization.

5177921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1168.

The product of its digits is 4410, while the sum is 32.

The square root of 5177921 is about 2275.5045594329. The cubic root of 5177921 is about 173.0022720140.

The spelling of 5177921 in words is "five million, one hundred seventy-seven thousand, nine hundred twenty-one".