2560742734 has 8 divisors (see below), whose sum is σ = 4190306328. Its totient is φ = 1163973960.

The previous prime is 2560742671. The next prime is 2560742797. The reversal of 2560742734 is 4372470652.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2560742671) and next prime (2560742797).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58198677 + ... + 58198720.

It is an arithmetic number, because the mean of its divisors is an integer number (523788291).

Almost surely, 2^2560742734 is an apocalyptic number.

2560742734 is a deficient number, since it is larger than the sum of its proper divisors (1629563594).

2560742734 is a wasteful number, since it uses less digits than its factorization.

2560742734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116397410.

The product of its (nonzero) digits is 282240, while the sum is 40.

The square root of 2560742734 is about 50603.7818151964. The cubic root of 2560742734 is about 1368.1130421817.

The spelling of 2560742734 in words is "two billion, five hundred sixty million, seven hundred forty-two thousand, seven hundred thirty-four".