22449342 has 32 divisors (see below), whose sum is σ = 46247040. Its totient is φ = 7261920.

The previous prime is 22449341. The next prime is 22449377. The reversal of 22449342 is 24394422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22449341) 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, 30009 + ... + 30747.

It is an arithmetic number, because the mean of its divisors is an integer number (1445220).

Almost surely, 2^22449342 is an apocalyptic number.

22449342 is an abundant number, since it is smaller than the sum of its proper divisors (23797698).

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

22449342 is a wasteful number, since it uses less digits than its factorization.

22449342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888.

The product of its digits is 13824, while the sum is 30.

The square root of 22449342 is about 4738.0736591995. The cubic root of 22449342 is about 282.0987783331.

It can be divided in two parts, 22449 and 342, that added together give a triangular number (22791 = T₂₁₃).

The spelling of 22449342 in words is "twenty-two million, four hundred forty-nine thousand, three hundred forty-two".