2491675 has 6 divisors (see below), whose sum is σ = 3089708. Its totient is φ = 1993320.

The previous prime is 2491669. The next prime is 2491681. The reversal of 2491675 is 5761942.

It is an interprime number because it is at equal distance from previous prime (2491669) and next prime (2491681).

It is not a de Polignac number, because 2491675 - 2⁷ = 2491547 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2491675.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49809 + ... + 49858.

2^2491675 is an apocalyptic number.

2491675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2491675 is a deficient number, since it is larger than the sum of its proper divisors (598033).

2491675 is an equidigital number, since it uses as much as digits as its factorization.

2491675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99677 (or 99672 counting only the distinct ones).

The product of its digits is 15120, while the sum is 34.

The square root of 2491675 is about 1578.5040386391. The cubic root of 2491675 is about 135.5700631203.

The spelling of 2491675 in words is "two million, four hundred ninety-one thousand, six hundred seventy-five".