2920973 has 4 divisors (see below), whose sum is σ = 3186528. Its totient is φ = 2655420.

The previous prime is 2920969. The next prime is 2920979. The reversal of 2920973 is 3790292.

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 2920973 - 2² = 2920969 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 (2920979) 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, 132761 + ... + 132782.

It is an arithmetic number, because the mean of its divisors is an integer number (796632).

2^2920973 is an apocalyptic number.

It is an amenable number.

2920973 is a deficient number, since it is larger than the sum of its proper divisors (265555).

2920973 is a wasteful number, since it uses less digits than its factorization.

2920973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265554.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 2920973 is about 1709.0854279409. The cubic root of 2920973 is about 142.9472640400.

The spelling of 2920973 in words is "two million, nine hundred twenty thousand, nine hundred seventy-three".