22460537 has 4 divisors (see below), whose sum is σ = 24502416. Its totient is φ = 20418660.

The previous prime is 22460531. The next prime is 22460539. The reversal of 22460537 is 73506422.

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 22460537 - 2⁴ = 22460521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22460531) 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, 1020923 + ... + 1020944.

It is an arithmetic number, because the mean of its divisors is an integer number (6125604).

Almost surely, 2^22460537 is an apocalyptic number.

It is an amenable number.

22460537 is a deficient number, since it is larger than the sum of its proper divisors (2041879).

22460537 is a wasteful number, since it uses less digits than its factorization.

22460537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2041878.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 22460537 is about 4739.2548992431. The cubic root of 22460537 is about 282.1456627215.

Adding to 22460537 its reverse (73506422), we get a palindrome (95966959).

The spelling of 22460537 in words is "twenty-two million, four hundred sixty thousand, five hundred thirty-seven".