2499197 has 2 divisors, whose sum is σ = 2499198. Its totient is φ = 2499196.

The previous prime is 2499193. The next prime is 2499247. The reversal of 2499197 is 7919942.

It is a happy number.

2499197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2343961 + 155236 = 1531^2 + 394^2 .

It is a cyclic number.

It is not a de Polignac number, because 2499197 - 2² = 2499193 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2499193) 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, 1249598 + 1249599.

It is an arithmetic number, because the mean of its divisors is an integer number (1249599).

2^2499197 is an apocalyptic number.

It is an amenable number.

2499197 is a deficient number, since it is larger than the sum of its proper divisors (1).

2499197 is an equidigital number, since it uses as much as digits as its factorization.

2499197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40824, while the sum is 41.

The square root of 2499197 is about 1580.8848787942. The cubic root of 2499197 is about 135.7063480914.

The spelling of 2499197 in words is "two million, four hundred ninety-nine thousand, one hundred ninety-seven".