2274739 has 2 divisors, whose sum is σ = 2274740. Its totient is φ = 2274738.

The previous prime is 2274733. The next prime is 2274761. The reversal of 2274739 is 9374722.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2274739 - 2¹¹ = 2272691 is a prime.

It is not a weakly prime, because it can be changed into another prime (2274733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1137369 + 1137370.

It is an arithmetic number, because the mean of its divisors is an integer number (1137370).

2^2274739 is an apocalyptic number.

2274739 is a deficient number, since it is larger than the sum of its proper divisors (1).

2274739 is an equidigital number, since it uses as much as digits as its factorization.

2274739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21168, while the sum is 34.

The square root of 2274739 is about 1508.2237897607. The cubic root of 2274739 is about 131.5155759427.

The spelling of 2274739 in words is "two million, two hundred seventy-four thousand, seven hundred thirty-nine".