22332501 has 6 divisors (see below), whose sum is σ = 32258070. Its totient is φ = 14888328.

The previous prime is 22332481. The next prime is 22332533. The reversal of 22332501 is 10523322.

It can be written as a sum of positive squares in only one way, i.e., 11737476 + 10595025 = 3426^2 + 3255^2 .

It is not a de Polignac number, because 22332501 - 2¹⁷ = 22201429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22332551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1240686 + ... + 1240703.

It is an arithmetic number, because the mean of its divisors is an integer number (5376345).

Almost surely, 2^22332501 is an apocalyptic number.

It is an amenable number.

22332501 is a deficient number, since it is larger than the sum of its proper divisors (9925569).

22332501 is a wasteful number, since it uses less digits than its factorization.

22332501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2481395 (or 2481392 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 22332501 is about 4725.7275630320. The cubic root of 22332501 is about 281.6085181988.

Adding to 22332501 its reverse (10523322), we get a palindrome (32855823).

The spelling of 22332501 in words is "twenty-two million, three hundred thirty-two thousand, five hundred one".