22053950 has 12 divisors (see below), whose sum is σ = 41020440. Its totient is φ = 8821560.

The previous prime is 22053923. The next prime is 22053971. The reversal of 22053950 is 5935022.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 220490 + ... + 220589.

It is an arithmetic number, because the mean of its divisors is an integer number (3418370).

Almost surely, 2^22053950 is an apocalyptic number.

22053950 is a deficient number, since it is larger than the sum of its proper divisors (18966490).

22053950 is a wasteful number, since it uses less digits than its factorization.

22053950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441091 (or 441086 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 22053950 is about 4696.1633276538. The cubic root of 22053950 is about 280.4327915806.

Adding to 22053950 its reverse (5935022), we get a palindrome (27988972).

The spelling of 22053950 in words is "twenty-two million, fifty-three thousand, nine hundred fifty".