22275494 has 4 divisors (see below), whose sum is σ = 33413244. Its totient is φ = 11137746.

The previous prime is 22275493. The next prime is 22275503. The reversal of 22275494 is 49457222.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22275493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5568872 + ... + 5568875.

It is an arithmetic number, because the mean of its divisors is an integer number (8353311).

Almost surely, 2^22275494 is an apocalyptic number.

22275494 is a deficient number, since it is larger than the sum of its proper divisors (11137750).

22275494 is a wasteful number, since it uses less digits than its factorization.

22275494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11137749.

The product of its digits is 40320, while the sum is 35.

The square root of 22275494 is about 4719.6921509776. The cubic root of 22275494 is about 281.3686982763.

The spelling of 22275494 in words is "twenty-two million, two hundred seventy-five thousand, four hundred ninety-four".