2149499 has 8 divisors (see below), whose sum is σ = 2356992. Its totient is φ = 1944040.

The previous prime is 2149493. The next prime is 2149501. The reversal of 2149499 is 9949412.

It is a happy number.

2149499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2149499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2149493) 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 in 7 ways as a sum of consecutive naturals, for example, 2522 + ... + 3264.

It is an arithmetic number, because the mean of its divisors is an integer number (294624).

2^2149499 is an apocalyptic number.

2149499 is a deficient number, since it is larger than the sum of its proper divisors (207493).

2149499 is a wasteful number, since it uses less digits than its factorization.

2149499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017.

The product of its digits is 23328, while the sum is 38.

The square root of 2149499 is about 1466.1169803259. The cubic root of 2149499 is about 129.0562621397.

The spelling of 2149499 in words is "two million, one hundred forty-nine thousand, four hundred ninety-nine".