22551027 has 8 divisors (see below), whose sum is σ = 31836816. Its totient is φ = 14149632.

The previous prime is 22551013. The next prime is 22551059. The reversal of 22551027 is 72015522.

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

It is not a de Polignac number, because 22551027 - 2⁸ = 22550771 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22550988 and 22551006.

It is not an unprimeable number, because it can be changed into a prime (22551007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221038 + ... + 221139.

It is an arithmetic number, because the mean of its divisors is an integer number (3979602).

Almost surely, 2^22551027 is an apocalyptic number.

22551027 is a deficient number, since it is larger than the sum of its proper divisors (9285789).

22551027 is a wasteful number, since it uses less digits than its factorization.

22551027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442197.

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 22551027 is about 4748.7921622240. The cubic root of 22551027 is about 282.5240619597.

Adding to 22551027 its reverse (72015522), we get a palindrome (94566549).

The spelling of 22551027 in words is "twenty-two million, five hundred fifty-one thousand, twenty-seven".