22551051 has 8 divisors (see below), whose sum is σ = 30093120. Its totient is φ = 15021512.

The previous prime is 22551013. The next prime is 22551059. The reversal of 22551051 is 15015522.

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 22551051 - 2⁶ = 22550987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22551059) 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, 2536 + ... + 7178.

It is an arithmetic number, because the mean of its divisors is an integer number (3761640).

Almost surely, 2^22551051 is an apocalyptic number.

22551051 is a deficient number, since it is larger than the sum of its proper divisors (7542069).

22551051 is a wasteful number, since it uses less digits than its factorization.

22551051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6265.

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 22551051 is about 4748.7946891817. The cubic root of 22551051 is about 282.5241621853.

Adding to 22551051 its reverse (15015522), we get a palindrome (37566573).

The spelling of 22551051 in words is "twenty-two million, five hundred fifty-one thousand, fifty-one".