2239577 has 2 divisors, whose sum is σ = 2239578. Its totient is φ = 2239576.

The previous prime is 2239561. The next prime is 2239591. The reversal of 2239577 is 7759322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1201216 + 1038361 = 1096^2 + 1019^2 .

It is a cyclic number.

It is not a de Polignac number, because 2239577 - 2⁴ = 2239561 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2⁹ + 2¹⁷ + 3⁹ + 9³ + 5⁹ + 7⁵ + 7⁶ .

It is not a weakly prime, because it can be changed into another prime (2239537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1119788 + 1119789.

It is an arithmetic number, because the mean of its divisors is an integer number (1119789).

2^2239577 is an apocalyptic number.

It is an amenable number.

2239577 is a deficient number, since it is larger than the sum of its proper divisors (1).

2239577 is an equidigital number, since it uses as much as digits as its factorization.

2239577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26460, while the sum is 35.

The square root of 2239577 is about 1496.5216336559. The cubic root of 2239577 is about 130.8344158114.

The spelling of 2239577 in words is "two million, two hundred thirty-nine thousand, five hundred seventy-seven".