2865977 has 2 divisors, whose sum is σ = 2865978. Its totient is φ = 2865976.

The previous prime is 2865971. The next prime is 2866001. The reversal of 2865977 is 7795682.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2524921 + 341056 = 1589^2 + 584^2 .

It is a cyclic number.

It is not a de Polignac number, because 2865977 - 2⁶ = 2865913 is a prime.

It is not a weakly prime, because it can be changed into another prime (2865971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1432988 + 1432989.

It is an arithmetic number, because the mean of its divisors is an integer number (1432989).

2^2865977 is an apocalyptic number.

It is an amenable number.

2865977 is a deficient number, since it is larger than the sum of its proper divisors (1).

2865977 is an equidigital number, since it uses as much as digits as its factorization.

2865977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 44.

The square root of 2865977 is about 1692.9196673203. The cubic root of 2865977 is about 142.0444382508.

The spelling of 2865977 in words is "two million, eight hundred sixty-five thousand, nine hundred seventy-seven".