2494894557 has 8 divisors (see below), whose sum is σ = 3328853184. Its totient is φ = 1662099488.

The previous prime is 2494894513. The next prime is 2494894637. The reversal of 2494894557 is 7554984942.

2494894557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2494894557 - 2⁷ = 2494894429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2494894497 and 2494894506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2494894057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285873 + ... + 294470.

It is an arithmetic number, because the mean of its divisors is an integer number (416106648).

Almost surely, 2^2494894557 is an apocalyptic number.

It is an amenable number.

2494894557 is a deficient number, since it is larger than the sum of its proper divisors (833958627).

2494894557 is a wasteful number, since it uses less digits than its factorization.

2494894557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581779.

The product of its digits is 14515200, while the sum is 57.

The square root of 2494894557 is about 49948.9194778025. The cubic root of 2494894557 is about 1356.2842917080.

The spelling of 2494894557 in words is "two billion, four hundred ninety-four million, eight hundred ninety-four thousand, five hundred fifty-seven".