22445051 has 8 divisors (see below), whose sum is σ = 23114640. Its totient is φ = 21778848.

The previous prime is 22445047. The next prime is 22445057. The reversal of 22445051 is 15054422.

It is a happy number.

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 22445051 - 2² = 22445047 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22445057) 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, 19685 + ... + 20793.

It is an arithmetic number, because the mean of its divisors is an integer number (2889330).

Almost surely, 2^22445051 is an apocalyptic number.

22445051 is a deficient number, since it is larger than the sum of its proper divisors (669589).

22445051 is a wasteful number, since it uses less digits than its factorization.

22445051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1693.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 22445051 is about 4737.6208164014. The cubic root of 22445051 is about 282.0808035970.

Adding to 22445051 its reverse (15054422), we get a palindrome (37499473).

The spelling of 22445051 in words is "twenty-two million, four hundred forty-five thousand, fifty-one".