22874419 has 2 divisors, whose sum is σ = 22874420. Its totient is φ = 22874418.

The previous prime is 22874407. The next prime is 22874437. The reversal of 22874419 is 91447822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22874419 - 2¹³ = 22866227 is a prime.

It is a super-2 number, since 2×22874419² = 1046478089175122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22874459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11437209 + 11437210.

It is an arithmetic number, because the mean of its divisors is an integer number (11437210).

Almost surely, 2^22874419 is an apocalyptic number.

22874419 is a deficient number, since it is larger than the sum of its proper divisors (1).

22874419 is an equidigital number, since it uses as much as digits as its factorization.

22874419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256, while the sum is 37.

The square root of 22874419 is about 4782.7208783286. The cubic root of 22874419 is about 283.8681651879.

It can be divided in two parts, 228 and 74419, that added together give a palindrome (74647).

The spelling of 22874419 in words is "twenty-two million, eight hundred seventy-four thousand, four hundred nineteen".