22952455 has 4 divisors (see below), whose sum is σ = 27542952. Its totient is φ = 18361960.

The previous prime is 22952443. The next prime is 22952467. The reversal of 22952455 is 55425922.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55425922 = 2 ⋅27712961.

It is an interprime number because it is at equal distance from previous prime (22952443) and next prime (22952467).

It is not a de Polignac number, because 22952455 - 2¹¹ = 22950407 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22952455.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2295241 + ... + 2295250.

It is an arithmetic number, because the mean of its divisors is an integer number (6885738).

Almost surely, 2^22952455 is an apocalyptic number.

22952455 is a deficient number, since it is larger than the sum of its proper divisors (4590497).

22952455 is an equidigital number, since it uses as much as digits as its factorization.

22952455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4590496.

The product of its digits is 36000, while the sum is 34.

The square root of 22952455 is about 4790.8720500552. The cubic root of 22952455 is about 284.1906038817.

The spelling of 22952455 in words is "twenty-two million, nine hundred fifty-two thousand, four hundred fifty-five".