22283739 has 6 divisors (see below), whose sum is σ = 32187636. Its totient is φ = 14855820.

The previous prime is 22283717. The next prime is 22283749. The reversal of 22283739 is 93738222.

It is not a de Polignac number, because 22283739 - 2⁵ = 22283707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22283749) 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, 1237977 + ... + 1237994.

It is an arithmetic number, because the mean of its divisors is an integer number (5364606).

Almost surely, 2^22283739 is an apocalyptic number.

22283739 is a deficient number, since it is larger than the sum of its proper divisors (9903897).

22283739 is a wasteful number, since it uses less digits than its factorization.

22283739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2475977 (or 2475974 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 22283739 is about 4720.5655381532. The cubic root of 22283739 is about 281.4034090479.

The spelling of 22283739 in words is "twenty-two million, two hundred eighty-three thousand, seven hundred thirty-nine".