22275457 has 8 divisors (see below), whose sum is σ = 23871456. Its totient is φ = 20711232.

The previous prime is 22275437. The next prime is 22275493. The reversal of 22275457 is 75457222.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22275457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22275427) 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, 6483 + ... + 9304.

It is an arithmetic number, because the mean of its divisors is an integer number (2983932).

Almost surely, 2^22275457 is an apocalyptic number.

It is an amenable number.

22275457 is a deficient number, since it is larger than the sum of its proper divisors (1595999).

22275457 is a wasteful number, since it uses less digits than its factorization.

22275457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15887.

The product of its digits is 39200, while the sum is 34.

The square root of 22275457 is about 4719.6882312288. The cubic root of 22275457 is about 281.3685424901.

The spelling of 22275457 in words is "twenty-two million, two hundred seventy-five thousand, four hundred fifty-seven".