22164735 has 32 divisors (see below), whose sum is σ = 37820160. Its totient is φ = 11052288.

The previous prime is 22164733. The next prime is 22164743. The reversal of 22164735 is 53746122.

It is not a de Polignac number, because 22164735 - 2¹ = 22164733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22164733) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23187 + ... + 24123.

It is an arithmetic number, because the mean of its divisors is an integer number (1181880).

Almost surely, 2^22164735 is an apocalyptic number.

22164735 is a deficient number, since it is larger than the sum of its proper divisors (15655425).

22164735 is a wasteful number, since it uses less digits than its factorization.

22164735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047.

The product of its digits is 10080, while the sum is 30.

The square root of 22164735 is about 4707.9438186962. The cubic root of 22164735 is about 280.9015794090.

The spelling of 22164735 in words is "twenty-two million, one hundred sixty-four thousand, seven hundred thirty-five".