22074037 has 2 divisors, whose sum is σ = 22074038. Its totient is φ = 22074036.

The previous prime is 22074011. The next prime is 22074049. The reversal of 22074037 is 73047022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22033636 + 40401 = 4694^2 + 201^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22074037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22074337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11037018 + 11037019.

It is an arithmetic number, because the mean of its divisors is an integer number (11037019).

Almost surely, 2^22074037 is an apocalyptic number.

It is an amenable number.

22074037 is a deficient number, since it is larger than the sum of its proper divisors (1).

22074037 is an equidigital number, since it uses as much as digits as its factorization.

22074037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 22074037 is about 4698.3015016067. The cubic root of 22074037 is about 280.5179062521.

The spelling of 22074037 in words is "twenty-two million, seventy-four thousand, thirty-seven".