22950547 has 4 divisors (see below), whose sum is σ = 23020216. Its totient is φ = 22880880.

The previous prime is 22950539. The next prime is 22950553. The reversal of 22950547 is 74505922.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74505922 = 2 ⋅37252961.

It is a cyclic number.

It is not a de Polignac number, because 22950547 - 2³ = 22950539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22950517) by changing a digit.

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, 34338 + ... + 34999.

It is an arithmetic number, because the mean of its divisors is an integer number (5755054).

Almost surely, 2^22950547 is an apocalyptic number.

22950547 is a deficient number, since it is larger than the sum of its proper divisors (69669).

22950547 is an equidigital number, since it uses as much as digits as its factorization.

22950547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69668.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 22950547 is about 4790.6729172424. The cubic root of 22950547 is about 284.1827288970.

The spelling of 22950547 in words is "twenty-two million, nine hundred fifty thousand, five hundred forty-seven".