2481697 has 2 divisors, whose sum is σ = 2481698. Its totient is φ = 2481696.

The previous prime is 2481653. The next prime is 2481709. The reversal of 2481697 is 7961842.

2481697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1366561 + 1115136 = 1169^2 + 1056^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2481697 is a prime.

It is a plaindrome in base 11.

It is not a weakly prime, because it can be changed into another prime (2481097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1240848 + 1240849.

It is an arithmetic number, because the mean of its divisors is an integer number (1240849).

2^2481697 is an apocalyptic number.

It is an amenable number.

2481697 is a deficient number, since it is larger than the sum of its proper divisors (1).

2481697 is an equidigital number, since it uses as much as digits as its factorization.

2481697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 37.

The square root of 2481697 is about 1575.3402807013. The cubic root of 2481697 is about 135.3888559957.

Adding to 2481697 its product of digits (24192), we get a square (2505889 = 1583²).

The spelling of 2481697 in words is "two million, four hundred eighty-one thousand, six hundred ninety-seven".