22916451 has 8 divisors (see below), whose sum is σ = 32163520. Its totient is φ = 14473512.

The previous prime is 22916447. The next prime is 22916461. The reversal of 22916451 is 15461922.

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

It is not a de Polignac number, because 22916451 - 2² = 22916447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22916461) 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, 200965 + ... + 201078.

It is an arithmetic number, because the mean of its divisors is an integer number (4020440).

Almost surely, 2^22916451 is an apocalyptic number.

22916451 is a deficient number, since it is larger than the sum of its proper divisors (9247069).

22916451 is a wasteful number, since it uses less digits than its factorization.

22916451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402065.

The product of its digits is 4320, while the sum is 30.

The square root of 22916451 is about 4787.1130130800. The cubic root of 22916451 is about 284.0419291066.

The spelling of 22916451 in words is "twenty-two million, nine hundred sixteen thousand, four hundred fifty-one".