5267921 has 4 divisors (see below), whose sum is σ = 5545200. Its totient is φ = 4990644.

The previous prime is 5267891. The next prime is 5267953. The reversal of 5267921 is 1297625.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5267921 - 2¹⁰ = 5266897 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5267221) 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, 138611 + ... + 138648.

It is an arithmetic number, because the mean of its divisors is an integer number (1386300).

Almost surely, 2^5267921 is an apocalyptic number.

It is an amenable number.

5267921 is a deficient number, since it is larger than the sum of its proper divisors (277279).

5267921 is a wasteful number, since it uses less digits than its factorization.

5267921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277278.

The product of its digits is 7560, while the sum is 32.

The square root of 5267921 is about 2295.1951986705. The cubic root of 5267921 is about 173.9988659811.

The spelling of 5267921 in words is "five million, two hundred sixty-seven thousand, nine hundred twenty-one".