2331434138 has 16 divisors (see below), whose sum is σ = 3829161600. Its totient is φ = 1055829600.

The previous prime is 2331434113. The next prime is 2331434153. The reversal of 2331434138 is 8314341332.

It is a Curzon number.

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, 189563 + ... + 201486.

It is an arithmetic number, because the mean of its divisors is an integer number (239322600).

Almost surely, 2^2331434138 is an apocalyptic number.

2331434138 is a deficient number, since it is larger than the sum of its proper divisors (1497727462).

2331434138 is a wasteful number, since it uses less digits than its factorization.

2331434138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391333.

The product of its digits is 20736, while the sum is 32.

The square root of 2331434138 is about 48284.9266127639. The cubic root of 2331434138 is about 1325.9924474832.

The spelling of 2331434138 in words is "two billion, three hundred thirty-one million, four hundred thirty-four thousand, one hundred thirty-eight".