2734643 has 2 divisors, whose sum is σ = 2734644. Its totient is φ = 2734642.

The previous prime is 2734619. The next prime is 2734663. The reversal of 2734643 is 3464372.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2734643 - 2⁶ = 2734579 is a prime.

It is a Sophie Germain prime.

It is a d-powerful number, because it can be written as 2¹³ + 7³ + 3¹⁰ + 4⁷ + 6⁵ + 4¹⁰ + 3¹³ .

It is not a weakly prime, because it can be changed into another prime (2734663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1367321 + 1367322.

It is an arithmetic number, because the mean of its divisors is an integer number (1367322).

2^2734643 is an apocalyptic number.

2734643 is a deficient number, since it is larger than the sum of its proper divisors (1).

2734643 is an equidigital number, since it uses as much as digits as its factorization.

2734643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 29.

The square root of 2734643 is about 1653.6756030129. The cubic root of 2734643 is about 139.8406861235.

The spelling of 2734643 in words is "two million, seven hundred thirty-four thousand, six hundred forty-three".