2491612 has 12 divisors (see below), whose sum is σ = 4376680. Its totient is φ = 1241136.

The previous prime is 2491609. The next prime is 2491649. The reversal of 2491612 is 2161942.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214 + ... + 2242.

2^2491612 is an apocalyptic number.

It is an amenable number.

2491612 is a deficient number, since it is larger than the sum of its proper divisors (1885068).

2491612 is a wasteful number, since it uses less digits than its factorization.

2491612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2340 (or 2338 counting only the distinct ones).

The product of its digits is 864, while the sum is 25.

The square root of 2491612 is about 1578.4840829099. The cubic root of 2491612 is about 135.5689205173.

The spelling of 2491612 in words is "two million, four hundred ninety-one thousand, six hundred twelve".