22492641 has 8 divisors (see below), whose sum is σ = 30721824. Its totient is φ = 14629280.

The previous prime is 22492621. The next prime is 22492663. The reversal of 22492641 is 14629422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22492641 - 2¹⁸ = 22230497 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22492599 and 22492608.

It is not an unprimeable number, because it can be changed into a prime (22492601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91311 + ... + 91556.

It is an arithmetic number, because the mean of its divisors is an integer number (3840228).

Almost surely, 2^22492641 is an apocalyptic number.

It is an amenable number.

22492641 is a deficient number, since it is larger than the sum of its proper divisors (8229183).

22492641 is a wasteful number, since it uses less digits than its factorization.

22492641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182911.

The product of its digits is 6912, while the sum is 30.

The square root of 22492641 is about 4742.6407201052. The cubic root of 22492641 is about 282.2800271565.

The spelling of 22492641 in words is "twenty-two million, four hundred ninety-two thousand, six hundred forty-one".