2961577 has 2 divisors, whose sum is σ = 2961578. Its totient is φ = 2961576.

The previous prime is 2961557. The next prime is 2961583. The reversal of 2961577 is 7751692.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1929321 + 1032256 = 1389^2 + 1016^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2961577 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2961527) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1480788 + 1480789.

It is an arithmetic number, because the mean of its divisors is an integer number (1480789).

2^2961577 is an apocalyptic number.

It is an amenable number.

2961577 is a deficient number, since it is larger than the sum of its proper divisors (1).

2961577 is an equidigital number, since it uses as much as digits as its factorization.

2961577 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26460, while the sum is 37.

The square root of 2961577 is about 1720.9232986975. The cubic root of 2961577 is about 143.6065810926.

It can be divided in two parts, 29615 and 77, that added together give a palindrome (29692).

The spelling of 2961577 in words is "two million, nine hundred sixty-one thousand, five hundred seventy-seven".