22212674 has 32 divisors (see below), whose sum is σ = 37540800. Its totient is φ = 9771840.

The previous prime is 22212661. The next prime is 22212677. The reversal of 22212674 is 47621222.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22212677) 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, 141404 + ... + 141560.

It is an arithmetic number, because the mean of its divisors is an integer number (1173150).

Almost surely, 2^22212674 is an apocalyptic number.

22212674 is a deficient number, since it is larger than the sum of its proper divisors (15328126).

22212674 is a wasteful number, since it uses less digits than its factorization.

22212674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338.

The product of its digits is 2688, while the sum is 26.

The square root of 22212674 is about 4713.0323571985. The cubic root of 22212674 is about 281.1039495862.

Adding to 22212674 its reverse (47621222), we get a palindrome (69833896).

The spelling of 22212674 in words is "twenty-two million, two hundred twelve thousand, six hundred seventy-four".