2768764 has 6 divisors (see below), whose sum is σ = 4845344. Its totient is φ = 1384380.

The previous prime is 2768683. The next prime is 2768767. The reversal of 2768764 is 4678672.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2⁹ + 7⁴ + 6² + 8³ + 7⁷ + 6⁸ + 4⁹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2768767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 346092 + ... + 346099.

2^2768764 is an apocalyptic number.

It is an amenable number.

2768764 is a deficient number, since it is larger than the sum of its proper divisors (2076580).

2768764 is a wasteful number, since it uses less digits than its factorization.

2768764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692195 (or 692193 counting only the distinct ones).

The product of its digits is 112896, while the sum is 40.

The square root of 2768764 is about 1663.9603360657. The cubic root of 2768764 is about 140.4198958285.

The spelling of 2768764 in words is "two million, seven hundred sixty-eight thousand, seven hundred sixty-four".