5240292221 has 4 divisors (see below), whose sum is σ = 5246200992. Its totient is φ = 5234383452.

The previous prime is 5240292139. The next prime is 5240292241. The reversal of 5240292221 is 1222920425.

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 5240292221 - 2¹⁰ = 5240291197 is a prime.

It is a super-2 number, since 2×5240292221² = 54921325122946225682, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5240292241) 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, 2953055 + ... + 2954828.

It is an arithmetic number, because the mean of its divisors is an integer number (1311550248).

Almost surely, 2^5240292221 is an apocalyptic number.

It is an amenable number.

5240292221 is a deficient number, since it is larger than the sum of its proper divisors (5908771).

5240292221 is an equidigital number, since it uses as much as digits as its factorization.

5240292221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5908770.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 5240292221 is about 72389.8626949934. The cubic root of 5240292221 is about 1736.9414075590.

The spelling of 5240292221 in words is "five billion, two hundred forty million, two hundred ninety-two thousand, two hundred twenty-one".