2746991 has 8 divisors (see below), whose sum is σ = 3038784. Its totient is φ = 2466720.

The previous prime is 2746973. The next prime is 2746999. The reversal of 2746991 is 1996472.

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-2746991 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2746999) 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, 2375 + ... + 3336.

It is an arithmetic number, because the mean of its divisors is an integer number (379848).

2^2746991 is an apocalyptic number.

2746991 is a deficient number, since it is larger than the sum of its proper divisors (291793).

2746991 is a wasteful number, since it uses less digits than its factorization.

2746991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5761.

The product of its digits is 27216, while the sum is 38.

The square root of 2746991 is about 1657.4048992325. The cubic root of 2746991 is about 140.0508488761.

The spelling of 2746991 in words is "two million, seven hundred forty-six thousand, nine hundred ninety-one".