22066734 has 8 divisors (see below), whose sum is σ = 44133480. Its totient is φ = 7355576.

The previous prime is 22066721. The next prime is 22066739. The reversal of 22066734 is 43766022.

It is a sphenic number, since it is the product of 3 distinct primes.

22066734 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22066739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1838889 + ... + 1838900.

It is an arithmetic number, because the mean of its divisors is an integer number (5516685).

Almost surely, 2^22066734 is an apocalyptic number.

22066734 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22066734 is a wasteful number, since it uses less digits than its factorization.

22066734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3677794.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 22066734 is about 4697.5242415553. The cubic root of 22066734 is about 280.4869672168.

The spelling of 22066734 in words is "twenty-two million, sixty-six thousand, seven hundred thirty-four".