2487697 has 2 divisors, whose sum is σ = 2487698. Its totient is φ = 2487696.

The previous prime is 2487691. The next prime is 2487701. The reversal of 2487697 is 7967842.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1535121 + 952576 = 1239^2 + 976^2 .

It is a cyclic number.

It is not a de Polignac number, because 2487697 - 2¹¹ = 2485649 is a prime.

It is a d-powerful number, because it can be written as 2²¹ + 4⁷ + 8⁵ + 7 + 6⁷ + 9⁵ + 7⁴ .

It is not a weakly prime, because it can be changed into another prime (2487691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1243848 + 1243849.

It is an arithmetic number, because the mean of its divisors is an integer number (1243849).

2^2487697 is an apocalyptic number.

It is an amenable number.

2487697 is a deficient number, since it is larger than the sum of its proper divisors (1).

2487697 is an equidigital number, since it uses as much as digits as its factorization.

2487697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169344, while the sum is 43.

The square root of 2487697 is about 1577.2434815208. The cubic root of 2487697 is about 135.4978780821.

The spelling of 2487697 in words is "two million, four hundred eighty-seven thousand, six hundred ninety-seven".