22054374 has 48 divisors (see below), whose sum is σ = 49420800. Its totient is φ = 7104240.

The previous prime is 22054343. The next prime is 22054379. The reversal of 22054374 is 47345022.

22054374 is a `hidden beast` number, since 220 + 5 + 437 + 4 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22054379) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 110727 + ... + 110925.

It is an arithmetic number, because the mean of its divisors is an integer number (1029600).

Almost surely, 2^22054374 is an apocalyptic number.

22054374 is an abundant number, since it is smaller than the sum of its proper divisors (27366426).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22054374 is a wasteful number, since it uses less digits than its factorization.

22054374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385 (or 382 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 22054374 is about 4696.2084706708. The cubic root of 22054374 is about 280.4345887302.

Adding to 22054374 its reverse (47345022), we get a palindrome (69399396).

The spelling of 22054374 in words is "twenty-two million, fifty-four thousand, three hundred seventy-four".