22674321 has 6 divisors (see below), whose sum is σ = 32751810. Its totient is φ = 15116208.

The previous prime is 22674307. The next prime is 22674329. The reversal of 22674321 is 12347622.

22674321 is a `hidden beast` number, since 226 + 7 + 432 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 17943696 + 4730625 = 4236^2 + 2175^2 .

It is not a de Polignac number, because 22674321 - 2⁷ = 22674193 is a prime.

It is a super-2 number, since 2×22674321² = 1028249665622082, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22674329) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1259676 + ... + 1259693.

It is an arithmetic number, because the mean of its divisors is an integer number (5458635).

Almost surely, 2^22674321 is an apocalyptic number.

It is an amenable number.

22674321 is a deficient number, since it is larger than the sum of its proper divisors (10077489).

22674321 is a wasteful number, since it uses less digits than its factorization.

22674321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2519375 (or 2519372 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 22674321 is about 4761.7560836313. The cubic root of 22674321 is about 283.0380109348.

It can be divided in two parts, 226 and 74321, that added together give a palindrome (74547).

The spelling of 22674321 in words is "twenty-two million, six hundred seventy-four thousand, three hundred twenty-one".