22067745 has 16 divisors (see below), whose sum is σ = 40352640. Its totient is φ = 10088064.

The previous prime is 22067737. The next prime is 22067767. The reversal of 22067745 is 54776022.

It is not a de Polignac number, because 22067745 - 2³ = 22067737 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104980 + ... + 105189.

It is an arithmetic number, because the mean of its divisors is an integer number (2522040).

Almost surely, 2^22067745 is an apocalyptic number.

It is an amenable number.

22067745 is a deficient number, since it is larger than the sum of its proper divisors (18284895).

22067745 is a wasteful number, since it uses less digits than its factorization.

22067745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210184.

The product of its (nonzero) digits is 23520, while the sum is 33.

The square root of 22067745 is about 4697.6318501986. The cubic root of 22067745 is about 280.4912507081.

The spelling of 22067745 in words is "twenty-two million, sixty-seven thousand, seven hundred forty-five".