2538704906 has 16 divisors (see below), whose sum is σ = 3947135616. Its totient is φ = 1223799456.

The previous prime is 2538704891. The next prime is 2538704957. The reversal of 2538704906 is 6094078352.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195251 + ... + 207846.

It is an arithmetic number, because the mean of its divisors is an integer number (246695976).

Almost surely, 2^2538704906 is an apocalyptic number.

2538704906 is a deficient number, since it is larger than the sum of its proper divisors (1408430710).

2538704906 is a wasteful number, since it uses less digits than its factorization.

2538704906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403213.

The product of its (nonzero) digits is 362880, while the sum is 44.

The square root of 2538704906 is about 50385.5624757728. The cubic root of 2538704906 is about 1364.1770556016.

The spelling of 2538704906 in words is "two billion, five hundred thirty-eight million, seven hundred four thousand, nine hundred six".