2540046936 has 64 divisors (see below), whose sum is σ = 7270951680. Its totient is φ = 724360320.

The previous prime is 2540046923. The next prime is 2540046967. The reversal of 2540046936 is 6396400452.

It is a junction number, because it is equal to n+sod(n) for n = 2540046894 and 2540046903.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76915 + ... + 104861.

It is an arithmetic number, because the mean of its divisors is an integer number (113608620).

Almost surely, 2^2540046936 is an apocalyptic number.

It is an amenable number.

2540046936 is an abundant number, since it is smaller than the sum of its proper divisors (4730904744).

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

2540046936 is a wasteful number, since it uses less digits than its factorization.

2540046936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28504 (or 28500 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 2540046936 is about 50398.8783208515. The cubic root of 2540046936 is about 1364.4173938972.

The spelling of 2540046936 in words is "two billion, five hundred forty million, forty-six thousand, nine hundred thirty-six".