22049125 has 32 divisors (see below), whose sum is σ = 31868928. Its totient is φ = 14918400.

The previous prime is 22049117. The next prime is 22049141. The reversal of 22049125 is 52194022.

It is not a de Polignac number, because 22049125 - 2³ = 22049117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 22049125.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98764 + ... + 98986.

It is an arithmetic number, because the mean of its divisors is an integer number (995904).

Almost surely, 2^22049125 is an apocalyptic number.

22049125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22049125 is a deficient number, since it is larger than the sum of its proper divisors (9819803).

22049125 is a wasteful number, since it uses less digits than its factorization.

22049125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358 (or 348 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 22049125 is about 4695.6495823262. The cubic root of 22049125 is about 280.4123389042.

The spelling of 22049125 in words is "twenty-two million, forty-nine thousand, one hundred twenty-five".