22084725 has 24 divisors (see below), whose sum is σ = 39323872. Its totient is φ = 10872000.

The previous prime is 22084639. The next prime is 22084753. The reversal of 22084725 is 52748022.

It is not a de Polignac number, because 22084725 - 2¹⁰ = 22083701 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22084692 and 22084701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10351 + ... + 12300.

Almost surely, 2^22084725 is an apocalyptic number.

22084725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22084725 is a deficient number, since it is larger than the sum of its proper divisors (17239147).

22084725 is a wasteful number, since it uses less digits than its factorization.

22084725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22677 (or 22672 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 30.

The square root of 22084725 is about 4699.4387962820. The cubic root of 22084725 is about 280.5631734835.

The spelling of 22084725 in words is "twenty-two million, eighty-four thousand, seven hundred twenty-five".