2973813 has 8 divisors (see below), whose sum is σ = 3979008. Its totient is φ = 1975584.

The previous prime is 2973809. The next prime is 2973833. The reversal of 2973813 is 3183792.

2973813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2973813 - 2² = 2973809 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2973833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 645 + ... + 2522.

It is an arithmetic number, because the mean of its divisors is an integer number (497376).

2^2973813 is an apocalyptic number.

It is an amenable number.

2973813 is a deficient number, since it is larger than the sum of its proper divisors (1005195).

2973813 is a wasteful number, since it uses less digits than its factorization.

2973813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3483.

The product of its digits is 9072, while the sum is 33.

The square root of 2973813 is about 1724.4747026269. The cubic root of 2973813 is about 143.8040834932.

The spelling of 2973813 in words is "two million, nine hundred seventy-three thousand, eight hundred thirteen".