2540992826 has 8 divisors (see below), whose sum is σ = 3814382880. Its totient is φ = 1269531868.

The previous prime is 2540992813. The next prime is 2540992829. The reversal of 2540992826 is 6282990452.

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

It is not an unprimeable number, because it can be changed into a prime (2540992829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 478976 + ... + 484251.

It is an arithmetic number, because the mean of its divisors is an integer number (476797860).

Almost surely, 2^2540992826 is an apocalyptic number.

2540992826 is a deficient number, since it is larger than the sum of its proper divisors (1273390054).

2540992826 is a wasteful number, since it uses less digits than its factorization.

2540992826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964548.

The product of its (nonzero) digits is 622080, while the sum is 47.

The square root of 2540992826 is about 50408.2614855938. The cubic root of 2540992826 is about 1364.5867383533.

The spelling of 2540992826 in words is "two billion, five hundred forty million, nine hundred ninety-two thousand, eight hundred twenty-six".