22794742 has 4 divisors (see below), whose sum is σ = 34192116. Its totient is φ = 11397370.

The previous prime is 22794721. The next prime is 22794743. The reversal of 22794742 is 24749722.

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 (22794743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5698684 + ... + 5698687.

It is an arithmetic number, because the mean of its divisors is an integer number (8548029).

Almost surely, 2^22794742 is an apocalyptic number.

22794742 is a deficient number, since it is larger than the sum of its proper divisors (11397374).

22794742 is a wasteful number, since it uses less digits than its factorization.

22794742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11397373.

The product of its digits is 56448, while the sum is 37.

The square root of 22794742 is about 4774.3839393162. The cubic root of 22794742 is about 283.5381884901.

It can be divided in two parts, 2279 and 4742, that added together give a triangular number (7021 = T₁₁₈).

The spelling of 22794742 in words is "twenty-two million, seven hundred ninety-four thousand, seven hundred forty-two".