2973973 has 4 divisors (see below), whose sum is σ = 3009888. Its totient is φ = 2938060.

The previous prime is 2973961. The next prime is 2974001. The reversal of 2973973 is 3793792.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2973973 - 2⁵ = 2973941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2973913) 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, 17833 + ... + 17998.

It is an arithmetic number, because the mean of its divisors is an integer number (752472).

2^2973973 is an apocalyptic number.

It is an amenable number.

2973973 is a deficient number, since it is larger than the sum of its proper divisors (35915).

2973973 is an equidigital number, since it uses as much as digits as its factorization.

2973973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35914.

The product of its digits is 71442, while the sum is 40.

The square root of 2973973 is about 1724.5210929415. The cubic root of 2973973 is about 143.8066624763.

The spelling of 2973973 in words is "two million, nine hundred seventy-three thousand, nine hundred seventy-three".