2764091 has 8 divisors (see below), whose sum is σ = 3067200. Its totient is φ = 2469640.

The previous prime is 2764087. The next prime is 2764121. The reversal of 2764091 is 1904672.

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

It is a cyclic number.

It is not a de Polignac number, because 2764091 - 2² = 2764087 is a prime.

It is a d-powerful number, because it can be written as 2¹⁵ + 7⁴ + 6⁸ + 4¹⁰ + 0 + 9³ + 1 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2764001) 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, 1481 + ... + 2778.

It is an arithmetic number, because the mean of its divisors is an integer number (383400).

2^2764091 is an apocalyptic number.

2764091 is a deficient number, since it is larger than the sum of its proper divisors (303109).

2764091 is a wasteful number, since it uses less digits than its factorization.

2764091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4329.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 2764091 is about 1662.5555629813. Note that the first 4 decimals coincide. The cubic root of 2764091 is about 140.3408531367.

The spelling of 2764091 in words is "two million, seven hundred sixty-four thousand, ninety-one".