2749275 has 24 divisors (see below), whose sum is σ = 5051760. Its totient is φ = 1465920.

The previous prime is 2749247. The next prime is 2749277. The reversal of 2749275 is 5729472.

It is not a de Polignac number, because 2749275 - 2⁷ = 2749147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2749277) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1362 + ... + 2711.

It is an arithmetic number, because the mean of its divisors is an integer number (210490).

2^2749275 is an apocalyptic number.

2749275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2749275 is a deficient number, since it is larger than the sum of its proper divisors (2302485).

2749275 is a wasteful number, since it uses less digits than its factorization.

2749275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4092 (or 4081 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 2749275 is about 1658.0937850435. The cubic root of 2749275 is about 140.0896534596.

The spelling of 2749275 in words is "two million, seven hundred forty-nine thousand, two hundred seventy-five".