22054750 has 32 divisors (see below), whose sum is σ = 42187392. Its totient is φ = 8629600.

The previous prime is 22054727. The next prime is 22054757. The reversal of 22054750 is 5745022.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22054757) 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, 10812 + ... + 12688.

It is an arithmetic number, because the mean of its divisors is an integer number (1318356).

Almost surely, 2^22054750 is an apocalyptic number.

22054750 is a deficient number, since it is larger than the sum of its proper divisors (20132642).

22054750 is a wasteful number, since it uses less digits than its factorization.

22054750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1941 (or 1931 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 25.

The square root of 22054750 is about 4696.2485027945. The cubic root of 22054750 is about 280.4361824096.

Adding to 22054750 its reverse (5745022), we get a palindrome (27799772).

The spelling of 22054750 in words is "twenty-two million, fifty-four thousand, seven hundred fifty".