2973605 has 4 divisors (see below), whose sum is σ = 3568332. Its totient is φ = 2378880.

The previous prime is 2973583. The next prime is 2973611. The reversal of 2973605 is 5063792.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2024929 + 948676 = 1423^2 + 974^2 .

It is not a de Polignac number, because 2973605 - 2¹⁸ = 2711461 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297356 + ... + 297365.

It is an arithmetic number, because the mean of its divisors is an integer number (892083).

2^2973605 is an apocalyptic number.

It is an amenable number.

2973605 is a deficient number, since it is larger than the sum of its proper divisors (594727).

2973605 is an equidigital number, since it uses as much as digits as its factorization.

2973605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594726.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 2973605 is about 1724.4143933521. The cubic root of 2973605 is about 143.8007306768.

The spelling of 2973605 in words is "two million, nine hundred seventy-three thousand, six hundred five".