22146734 has 16 divisors (see below), whose sum is σ = 33684336. Its totient is φ = 10920000.

The previous prime is 22146713. The next prime is 22146737. The reversal of 22146734 is 43764122.

It is a junction number, because it is equal to n+sod(n) for n = 22146697 and 22146706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22146737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78674 + ... + 78954.

It is an arithmetic number, because the mean of its divisors is an integer number (2105271).

Almost surely, 2^22146734 is an apocalyptic number.

22146734 is a deficient number, since it is larger than the sum of its proper divisors (11537602).

22146734 is a wasteful number, since it uses less digits than its factorization.

22146734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691.

The product of its digits is 8064, while the sum is 29.

The square root of 22146734 is about 4706.0316616019. The cubic root of 22146734 is about 280.8255144523.

The spelling of 22146734 in words is "twenty-two million, one hundred forty-six thousand, seven hundred thirty-four".