2872766 has 8 divisors (see below), whose sum is σ = 4640664. Its totient is φ = 1325880.

The previous prime is 2872763. The next prime is 2872777. The reversal of 2872766 is 6672782.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2872763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55220 + ... + 55271.

It is an arithmetic number, because the mean of its divisors is an integer number (580083).

2^2872766 is an apocalyptic number.

2872766 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2872766 is a deficient number, since it is larger than the sum of its proper divisors (1767898).

2872766 is a wasteful number, since it uses less digits than its factorization.

2872766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110506.

The product of its digits is 56448, while the sum is 38.

The square root of 2872766 is about 1694.9235970981. The cubic root of 2872766 is about 142.1565093108.

The spelling of 2872766 in words is "two million, eight hundred seventy-two thousand, seven hundred sixty-six".