22782051 has 12 divisors (see below), whose sum is σ = 32975280. Its totient is φ = 15156720.

The previous prime is 22782049. The next prime is 22782061. The reversal of 22782051 is 15028722.

It is not a de Polignac number, because 22782051 - 2¹ = 22782049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22782061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2530 + ... + 7208.

It is an arithmetic number, because the mean of its divisors is an integer number (2747940).

Almost surely, 2^22782051 is an apocalyptic number.

22782051 is a deficient number, since it is larger than the sum of its proper divisors (10193229).

22782051 is a wasteful number, since it uses less digits than its factorization.

22782051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5226 (or 5223 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 22782051 is about 4773.0546822763. The cubic root of 22782051 is about 283.4855586459.

The spelling of 22782051 in words is "twenty-two million, seven hundred eighty-two thousand, fifty-one".