2973545 has 4 divisors (see below), whose sum is σ = 3568260. Its totient is φ = 2378832.

The previous prime is 2973539. The next prime is 2973547. The reversal of 2973545 is 5453792.

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 1132096 + 1841449 = 1064^2 + 1357^2 .

It is a cyclic number.

It is not a de Polignac number, because 2973545 - 2¹⁴ = 2957161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2973547) 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, 297350 + ... + 297359.

It is an arithmetic number, because the mean of its divisors is an integer number (892065).

2^2973545 is an apocalyptic number.

It is an amenable number.

2973545 is a deficient number, since it is larger than the sum of its proper divisors (594715).

2973545 is an equidigital number, since it uses as much as digits as its factorization.

2973545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594714.

The product of its digits is 37800, while the sum is 35.

The square root of 2973545 is about 1724.3969960540. The cubic root of 2973545 is about 143.7997634892.

The spelling of 2973545 in words is "two million, nine hundred seventy-three thousand, five hundred forty-five".