22038061 has 2 divisors, whose sum is σ = 22038062. Its totient is φ = 22038060.

The previous prime is 22038053. The next prime is 22038067. The reversal of 22038061 is 16083022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17065161 + 4972900 = 4131^2 + 2230^2 .

It is a cyclic number.

It is not a de Polignac number, because 22038061 - 2³ = 22038053 is a prime.

It is a super-2 number, since 2×22038061² = 971352265279442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22038067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11019030 + 11019031.

It is an arithmetic number, because the mean of its divisors is an integer number (11019031).

Almost surely, 2^22038061 is an apocalyptic number.

It is an amenable number.

22038061 is a deficient number, since it is larger than the sum of its proper divisors (1).

22038061 is an equidigital number, since it uses as much as digits as its factorization.

22038061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 22038061 is about 4694.4713227370. The cubic root of 22038061 is about 280.3654284834.

The spelling of 22038061 in words is "twenty-two million, thirty-eight thousand, sixty-one".