6612499 has 2 divisors, whose sum is σ = 6612500. Its totient is φ = 6612498.

The previous prime is 6612491. The next prime is 6612539. The reversal of 6612499 is 9942166.

6612499 is nontrivially palindromic in base 11.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6612499 - 2³ = 6612491 is a prime.

It is not a weakly prime, because it can be changed into another prime (6612491) 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, 3306249 + 3306250.

It is an arithmetic number, because the mean of its divisors is an integer number (3306250).

Almost surely, 2^6612499 is an apocalyptic number.

6612499 is a deficient number, since it is larger than the sum of its proper divisors (1).

6612499 is an equidigital number, since it uses as much as digits as its factorization.

6612499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 37.

The square root of 6612499 is about 2571.4779796841. The cubic root of 6612499 is about 187.6960816872.

It can be divided in two parts, 661 and 2499, that added together give a triangular number (3160 = T₇₉).

The spelling of 6612499 in words is "six million, six hundred twelve thousand, four hundred ninety-nine".