22460045 has 4 divisors (see below), whose sum is σ = 26952060. Its totient is φ = 17968032.

The previous prime is 22460023. The next prime is 22460047. The reversal of 22460045 is 54006422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5262436 + 17197609 = 2294^2 + 4147^2 .

It is a cyclic number.

It is not a de Polignac number, because 22460045 - 2⁶ = 22459981 is a prime.

It is a super-3 number, since 3×22460045³ (a number of 23 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22460045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22460047) 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, 2246000 + ... + 2246009.

It is an arithmetic number, because the mean of its divisors is an integer number (6738015).

Almost surely, 2^22460045 is an apocalyptic number.

It is an amenable number.

22460045 is a deficient number, since it is larger than the sum of its proper divisors (4492015).

22460045 is an equidigital number, since it uses as much as digits as its factorization.

22460045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4492014.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 22460045 is about 4739.2029920652. The cubic root of 22460045 is about 282.1436025648.

Adding to 22460045 its reverse (54006422), we get a palindrome (76466467).

The spelling of 22460045 in words is "twenty-two million, four hundred sixty thousand, forty-five".