2863973 has 16 divisors (see below), whose sum is σ = 3556224. Its totient is φ = 2250240.

The previous prime is 2863969. The next prime is 2863979. The reversal of 2863973 is 3793682.

It is a cyclic number.

It is not a de Polignac number, because 2863973 - 2² = 2863969 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2863979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4586 + ... + 5172.

It is an arithmetic number, because the mean of its divisors is an integer number (222264).

2^2863973 is an apocalyptic number.

It is an amenable number.

2863973 is a deficient number, since it is larger than the sum of its proper divisors (692251).

2863973 is a wasteful number, since it uses less digits than its factorization.

2863973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652.

The product of its digits is 54432, while the sum is 38.

The square root of 2863973 is about 1692.3276869448. The cubic root of 2863973 is about 142.0113229085.

It can be divided in two parts, 286 and 3973, that multiplied together give a triangular number (1136278 = T₁₅₀₇).

The spelling of 2863973 in words is "two million, eight hundred sixty-three thousand, nine hundred seventy-three".