22269001 has 2 divisors, whose sum is σ = 22269002. Its totient is φ = 22269000.

The previous prime is 22268993. The next prime is 22269029. The reversal of 22269001 is 10096222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16974400 + 5294601 = 4120^2 + 2301^2 .

It is a cyclic number.

It is not a de Polignac number, because 22269001 - 2³ = 22268993 is a prime.

It is equal to p_1405048 and since 22269001 and 1405048 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (22269041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11134500 + 11134501.

It is an arithmetic number, because the mean of its divisors is an integer number (11134501).

Almost surely, 2^22269001 is an apocalyptic number.

It is an amenable number.

22269001 is a deficient number, since it is larger than the sum of its proper divisors (1).

22269001 is an equidigital number, since it uses as much as digits as its factorization.

22269001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 22269001 is about 4719.0042381842. The cubic root of 22269001 is about 281.3413572516.

The spelling of 22269001 in words is "twenty-two million, two hundred sixty-nine thousand, one".