22256701 has 4 divisors (see below), whose sum is σ = 22266592. Its totient is φ = 22246812.

The previous prime is 22256693. The next prime is 22256711. The reversal of 22256701 is 10765222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 22256701 - 2³ = 22256693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22256711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250 + ... + 6676.

It is an arithmetic number, because the mean of its divisors is an integer number (5566648).

Almost surely, 2^22256701 is an apocalyptic number.

It is an amenable number.

22256701 is a deficient number, since it is larger than the sum of its proper divisors (9891).

22256701 is an equidigital number, since it uses as much as digits as its factorization.

22256701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9890.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 22256701 is about 4717.7008171354. The cubic root of 22256701 is about 281.2895492696.

The spelling of 22256701 in words is "twenty-two million, two hundred fifty-six thousand, seven hundred one".