2499916 has 24 divisors (see below), whose sum is σ = 4727520. Its totient is φ = 1153152.

The previous prime is 2499907. The next prime is 2499919. The reversal of 2499916 is 6199942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2499919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2200 + ... + 3136.

It is an arithmetic number, because the mean of its divisors is an integer number (196980).

2^2499916 is an apocalyptic number.

It is an amenable number.

2499916 is a deficient number, since it is larger than the sum of its proper divisors (2227604).

2499916 is a wasteful number, since it uses less digits than its factorization.

2499916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993 (or 991 counting only the distinct ones).

The product of its digits is 34992, while the sum is 40.

The square root of 2499916 is about 1581.1122667287. The cubic root of 2499916 is about 135.7193607389.

The spelling of 2499916 in words is "two million, four hundred ninety-nine thousand, nine hundred sixteen".