2543347074 has 16 divisors (see below), whose sum is σ = 5250781440. Its totient is φ = 820434480.

The previous prime is 2543347073. The next prime is 2543347099. The reversal of 2543347074 is 4707433452.

It is a happy number.

It is a super-2 number, since 2×2543347074² = 12937228677648722952, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2543347073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6836769 + ... + 6837140.

It is an arithmetic number, because the mean of its divisors is an integer number (328173840).

Almost surely, 2^2543347074 is an apocalyptic number.

2543347074 is an abundant number, since it is smaller than the sum of its proper divisors (2707434366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2543347074 is a wasteful number, since it uses less digits than its factorization.

2543347074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13673945.

The product of its (nonzero) digits is 282240, while the sum is 39.

The square root of 2543347074 is about 50431.6078863246. The cubic root of 2543347074 is about 1365.0080413862.

The spelling of 2543347074 in words is "two billion, five hundred forty-three million, three hundred forty-seven thousand, seventy-four".