2743047 has 12 divisors (see below), whose sum is σ = 4022200. Its totient is φ = 1801008.

The previous prime is 2743043. The next prime is 2743057. The reversal of 2743047 is 7403472.

It is not a de Polignac number, because 2743047 - 2² = 2743043 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2743047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2743043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1672 + ... + 2877.

2^2743047 is an apocalyptic number.

2743047 is a deficient number, since it is larger than the sum of its proper divisors (1279153).

2743047 is a wasteful number, since it uses less digits than its factorization.

2743047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4622 (or 4619 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 27.

The square root of 2743047 is about 1656.2146600003. The cubic root of 2743047 is about 139.9837906403.

It can be divided in two parts, 274 and 3047, that added together give a triangular number (3321 = T₈₁).

The spelling of 2743047 in words is "two million, seven hundred forty-three thousand, forty-seven".