22773425 has 12 divisors (see below), whose sum is σ = 28344540. Its totient is φ = 18150720.

The previous prime is 22773407. The next prime is 22773461. The reversal of 22773425 is 52437722.

It can be written as a sum of positive squares in 6 ways, for example, as 39601 + 22733824 = 199^2 + 4768^2 .

It is not a de Polignac number, because 22773425 - 2¹⁶ = 22707889 is a prime.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 22773391 and 22773400.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5771 + ... + 8879.

It is an arithmetic number, because the mean of its divisors is an integer number (2362045).

Almost surely, 2^22773425 is an apocalyptic number.

22773425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22773425 is a deficient number, since it is larger than the sum of its proper divisors (5571115).

22773425 is a wasteful number, since it uses less digits than its factorization.

22773425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3412 (or 3407 counting only the distinct ones).

The product of its digits is 23520, while the sum is 32.

The square root of 22773425 is about 4772.1509825235. The cubic root of 22773425 is about 283.4497752841.

The spelling of 22773425 in words is "twenty-two million, seven hundred seventy-three thousand, four hundred twenty-five".