2743305864 has 128 divisors (see below), whose sum is σ = 7853448960. Its totient is φ = 792050688.

The previous prime is 2743305863. The next prime is 2743305919. The reversal of 2743305864 is 4685033472.

It is not an unprimeable number, because it can be changed into a prime (2743305863) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 376722 + ... + 383934.

It is an arithmetic number, because the mean of its divisors is an integer number (61355070).

Almost surely, 2^2743305864 is an apocalyptic number.

2743305864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2743305864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3926724480).

2743305864 is an abundant number, since it is smaller than the sum of its proper divisors (5110143096).

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

2743305864 is a wasteful number, since it uses less digits than its factorization.

2743305864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7311 (or 7307 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 42.

The square root of 2743305864 is about 52376.5774368658. The cubic root of 2743305864 is about 1399.8819397043.

The spelling of 2743305864 in words is "two billion, seven hundred forty-three million, three hundred five thousand, eight hundred sixty-four".