22010451 has 8 divisors (see below), whose sum is σ = 29370624. Its totient is φ = 14661960.

The previous prime is 22010431. The next prime is 22010477. The reversal of 22010451 is 15401022.

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

It is not a de Polignac number, because 22010451 - 2⁵ = 22010419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22010451.

It is not an unprimeable number, because it can be changed into a prime (22010431) 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, 3490 + ... + 7496.

It is an arithmetic number, because the mean of its divisors is an integer number (3671328).

Almost surely, 2^22010451 is an apocalyptic number.

22010451 is a deficient number, since it is larger than the sum of its proper divisors (7360173).

22010451 is a wasteful number, since it uses less digits than its factorization.

22010451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5841.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 22010451 is about 4691.5297078885. The cubic root of 22010451 is about 280.2482959097.

Adding to 22010451 its reverse (15401022), we get a palindrome (37411473).

The spelling of 22010451 in words is "twenty-two million, ten thousand, four hundred fifty-one".