22492061 has 4 divisors (see below), whose sum is σ = 22626912. Its totient is φ = 22357212.

The previous prime is 22492033. The next prime is 22492073. The reversal of 22492061 is 16029422.

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 22492061 - 2²² = 18297757 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22492061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22492021) 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, 67175 + ... + 67508.

It is an arithmetic number, because the mean of its divisors is an integer number (5656728).

Almost surely, 2^22492061 is an apocalyptic number.

It is an amenable number.

22492061 is a deficient number, since it is larger than the sum of its proper divisors (134851).

22492061 is a wasteful number, since it uses less digits than its factorization.

22492061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134850.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 22492061 is about 4742.5795723425. The cubic root of 22492061 is about 282.2776008248.

The spelling of 22492061 in words is "twenty-two million, four hundred ninety-two thousand, sixty-one".