22734450 has 72 divisors (see below), whose sum is σ = 64318800. Its totient is φ = 5741280.

The previous prime is 22734407. The next prime is 22734451. The reversal of 22734450 is 5443722.

It is not an unprimeable number, because it can be changed into a prime (22734451) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7221 + ... + 9879.

Almost surely, 2^22734450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22734450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32159400).

22734450 is an abundant number, since it is smaller than the sum of its proper divisors (41584350).

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

22734450 is a wasteful number, since it uses less digits than its factorization.

22734450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2696 (or 2688 counting only the distinct ones).

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

The square root of 22734450 is about 4768.0656455213. The cubic root of 22734450 is about 283.2879819762.

The spelling of 22734450 in words is "twenty-two million, seven hundred thirty-four thousand, four hundred fifty".