22779041 has 2 divisors, whose sum is σ = 22779042. Its totient is φ = 22779040.

The previous prime is 22779011. The next prime is 22779061. The reversal of 22779041 is 14097722.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18490000 + 4289041 = 4300^2 + 2071^2 .

It is a cyclic number.

It is not a de Polignac number, because 22779041 - 2¹⁴ = 22762657 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22778989 and 22779007.

It is not a weakly prime, because it can be changed into another prime (22779011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11389520 + 11389521.

It is an arithmetic number, because the mean of its divisors is an integer number (11389521).

Almost surely, 2^22779041 is an apocalyptic number.

It is an amenable number.

22779041 is a deficient number, since it is larger than the sum of its proper divisors (1).

22779041 is an equidigital number, since it uses as much as digits as its factorization.

22779041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 22779041 is about 4772.7393601579. The cubic root of 22779041 is about 283.4730732451.

The spelling of 22779041 in words is "twenty-two million, seven hundred seventy-nine thousand, forty-one".