2742133 has 4 divisors (see below), whose sum is σ = 2787148. Its totient is φ = 2697120.

The previous prime is 2742127. The next prime is 2742139. The reversal of 2742133 is 3312472.

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

It is an interprime number because it is at equal distance from previous prime (2742127) and next prime (2742139).

It can be written as a sum of positive squares in 2 ways, for example, as 1580049 + 1162084 = 1257^2 + 1078^2 .

It is a cyclic number.

It is not a de Polignac number, because 2742133 - 2⁹ = 2741621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2742139) 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, 22416 + ... + 22537.

It is an arithmetic number, because the mean of its divisors is an integer number (696787).

2^2742133 is an apocalyptic number.

It is an amenable number.

2742133 is a deficient number, since it is larger than the sum of its proper divisors (45015).

2742133 is an equidigital number, since it uses as much as digits as its factorization.

2742133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45014.

The product of its digits is 1008, while the sum is 22.

The square root of 2742133 is about 1655.9387065951. The cubic root of 2742133 is about 139.9682410954.

The spelling of 2742133 in words is "two million, seven hundred forty-two thousand, one hundred thirty-three".