22732051 has 4 divisors (see below), whose sum is σ = 23117400. Its totient is φ = 22346704.

The previous prime is 22732049. The next prime is 22732063. The reversal of 22732051 is 15023722.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22732051 - 2¹ = 22732049 is a prime.

It is a super-2 number, since 2×22732051² = 1033492285333202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22732001) 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, 192586 + ... + 192703.

It is an arithmetic number, because the mean of its divisors is an integer number (5779350).

Almost surely, 2^22732051 is an apocalyptic number.

22732051 is a deficient number, since it is larger than the sum of its proper divisors (385349).

22732051 is an equidigital number, since it uses as much as digits as its factorization.

22732051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385348.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 22732051 is about 4767.8140693613. The cubic root of 22732051 is about 283.2780171904.

Adding to 22732051 its reverse (15023722), we get a palindrome (37755773).

The spelling of 22732051 in words is "twenty-two million, seven hundred thirty-two thousand, fifty-one".