22146741 has 12 divisors (see below), whose sum is σ = 33022080. Its totient is φ = 14288040.

The previous prime is 22146737. The next prime is 22146743. The reversal of 22146741 is 14764122.

It is not a de Polignac number, because 22146741 - 2² = 22146737 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22146743) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39411 + ... + 39968.

It is an arithmetic number, because the mean of its divisors is an integer number (2751840).

Almost surely, 2^22146741 is an apocalyptic number.

It is an amenable number.

22146741 is a deficient number, since it is larger than the sum of its proper divisors (10875339).

22146741 is a wasteful number, since it uses less digits than its factorization.

22146741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79416 (or 79413 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 22146741 is about 4706.0324053283. The cubic root of 22146741 is about 280.8255440395.

The spelling of 22146741 in words is "twenty-two million, one hundred forty-six thousand, seven hundred forty-one".