22650851 has 8 divisors (see below), whose sum is σ = 24494400. Its totient is φ = 20864128.

The previous prime is 22650847. The next prime is 22650877. The reversal of 22650851 is 15805622.

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 22650851 - 2² = 22650847 is a prime.

It is a super-2 number, since 2×22650851² = 1026122102048402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22650841) 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, 13376 + ... + 14973.

It is an arithmetic number, because the mean of its divisors is an integer number (3061800).

Almost surely, 2^22650851 is an apocalyptic number.

22650851 is a deficient number, since it is larger than the sum of its proper divisors (1843549).

22650851 is a wasteful number, since it uses less digits than its factorization.

22650851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28413.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 22650851 is about 4759.2910186287. The cubic root of 22650851 is about 282.9403204617.

The spelling of 22650851 in words is "twenty-two million, six hundred fifty thousand, eight hundred fifty-one".