2819773 has 12 divisors (see below), whose sum is σ = 3271392. Its totient is φ = 2409920.

The previous prime is 2819767. The next prime is 2819779. The reversal of 2819773 is 3779182.

It is an interprime number because it is at equal distance from previous prime (2819767) and next prime (2819779).

It is not a de Polignac number, because 2819773 - 2⁵ = 2819741 is a prime.

It is a super-2 number, since 2×2819773² = 15902239543058, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2819779) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2736 + ... + 3622.

It is an arithmetic number, because the mean of its divisors is an integer number (272616).

2^2819773 is an apocalyptic number.

It is an amenable number.

2819773 is a deficient number, since it is larger than the sum of its proper divisors (451619).

2819773 is a wasteful number, since it uses less digits than its factorization.

2819773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 932 (or 915 counting only the distinct ones).

The product of its digits is 21168, while the sum is 37.

The square root of 2819773 is about 1679.2179727480. The cubic root of 2819773 is about 141.2769734688.

The spelling of 2819773 in words is "two million, eight hundred nineteen thousand, seven hundred seventy-three".