5624236221 has 4 divisors (see below), whose sum is σ = 7498981632. Its totient is φ = 3749490812.

The previous prime is 5624236199. The next prime is 5624236223. The reversal of 5624236221 is 1226324265.

It is a happy number.

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 5624236221 - 2²⁶ = 5557127357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5624236223) 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, 937372701 + ... + 937372706.

It is an arithmetic number, because the mean of its divisors is an integer number (1874745408).

Almost surely, 2^5624236221 is an apocalyptic number.

It is an amenable number.

5624236221 is a deficient number, since it is larger than the sum of its proper divisors (1874745411).

5624236221 is a wasteful number, since it uses less digits than its factorization.

5624236221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1874745410.

The product of its digits is 34560, while the sum is 33.

The square root of 5624236221 is about 74994.9079671413. The cubic root of 5624236221 is about 1778.3661543671.

The spelling of 5624236221 in words is "five billion, six hundred twenty-four million, two hundred thirty-six thousand, two hundred twenty-one".