22672873 has 6 divisors (see below), whose sum is σ = 23428842. Its totient is φ = 21940560.

The previous prime is 22672843. The next prime is 22672879. The reversal of 22672873 is 37827622.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 14538969 + 8133904 = 3813^2 + 2852^2 .

It is not a de Polignac number, because 22672873 - 2⁹ = 22672361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22672879) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10836 + ... + 12757.

It is an arithmetic number, because the mean of its divisors is an integer number (3904807).

Almost surely, 2^22672873 is an apocalyptic number.

It is an amenable number.

22672873 is a deficient number, since it is larger than the sum of its proper divisors (755969).

22672873 is an equidigital number, since it uses as much as digits as its factorization.

22672873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23655 (or 23624 counting only the distinct ones).

The product of its digits is 56448, while the sum is 37.

The square root of 22672873 is about 4761.6040364566. The cubic root of 22672873 is about 283.0319857965.

It can be divided in two parts, 226728 and 73, that added together give a triangular number (226801 = T₆₇₃).

The spelling of 22672873 in words is "twenty-two million, six hundred seventy-two thousand, eight hundred seventy-three".