2378573 has 4 divisors (see below), whose sum is σ = 2417628. Its totient is φ = 2339520.

The previous prime is 2378569. The next prime is 2378617. The reversal of 2378573 is 3758732.

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 299209 + 2079364 = 547^2 + 1442^2 .

It is a cyclic number.

It is not a de Polignac number, because 2378573 - 2² = 2378569 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2378513) 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, 19436 + ... + 19557.

It is an arithmetic number, because the mean of its divisors is an integer number (604407).

2^2378573 is an apocalyptic number.

It is an amenable number.

2378573 is a deficient number, since it is larger than the sum of its proper divisors (39055).

2378573 is an equidigital number, since it uses as much as digits as its factorization.

2378573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39054.

The product of its digits is 35280, while the sum is 35.

The square root of 2378573 is about 1542.2622993512. The cubic root of 2378573 is about 133.4869555725.

The spelling of 2378573 in words is "two million, three hundred seventy-eight thousand, five hundred seventy-three".