2394040891 has 4 divisors (see below), whose sum is σ = 2611680984. Its totient is φ = 2176400800.

The previous prime is 2394040843. The next prime is 2394040897. The reversal of 2394040891 is 1980404932.

2394040891 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2394040891 - 2⁷ = 2394040763 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2394040897) 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, 108820030 + ... + 108820051.

It is an arithmetic number, because the mean of its divisors is an integer number (652920246).

Almost surely, 2^2394040891 is an apocalyptic number.

2394040891 is a deficient number, since it is larger than the sum of its proper divisors (217640093).

2394040891 is a wasteful number, since it uses less digits than its factorization.

2394040891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217640092.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 2394040891 is about 48928.9371537948. The cubic root of 2394040891 is about 1337.7568640041.

The spelling of 2394040891 in words is "two billion, three hundred ninety-four million, forty thousand, eight hundred ninety-one".