2749373 has 4 divisors (see below), whose sum is σ = 2999328. Its totient is φ = 2499420.

The previous prime is 2749363. The next prime is 2749387. The reversal of 2749373 is 3739472.

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 not a de Polignac number, because 2749373 - 2⁶ = 2749309 is a prime.

It is a d-powerful number, because it can be written as 2¹⁷ + 7³ + 4⁷ + 9⁴ + 3¹¹ + 7⁷ + 3¹³ .

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 (2749303) 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, 124961 + ... + 124982.

It is an arithmetic number, because the mean of its divisors is an integer number (749832).

2^2749373 is an apocalyptic number.

It is an amenable number.

2749373 is a deficient number, since it is larger than the sum of its proper divisors (249955).

2749373 is a wasteful number, since it uses less digits than its factorization.

2749373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249954.

The product of its digits is 31752, while the sum is 35.

The square root of 2749373 is about 1658.1233367877. The cubic root of 2749373 is about 140.0913179740.

Subtracting 2749373 from its reverse (3739472), we obtain a palindrome (990099).

The spelling of 2749373 in words is "two million, seven hundred forty-nine thousand, three hundred seventy-three".