22794785 has 16 divisors (see below), whose sum is σ = 29946000. Its totient is φ = 16554240.

The previous prime is 22794781. The next prime is 22794803. The reversal of 22794785 is 58749722.

It can be written as a sum of positive squares in 8 ways, for example, as 13890529 + 8904256 = 3727^2 + 2984^2 .

It is not a de Polignac number, because 22794785 - 2² = 22794781 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22794781) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1091 + ... + 6839.

It is an arithmetic number, because the mean of its divisors is an integer number (1871625).

Almost surely, 2^22794785 is an apocalyptic number.

It is an amenable number.

22794785 is a deficient number, since it is larger than the sum of its proper divisors (7151215).

22794785 is a wasteful number, since it uses less digits than its factorization.

22794785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5828.

The product of its digits is 282240, while the sum is 44.

The square root of 22794785 is about 4774.3884425128. The cubic root of 22794785 is about 283.5383667787.

The spelling of 22794785 in words is "twenty-two million, seven hundred ninety-four thousand, seven hundred eighty-five".