2494287917 has 4 divisors (see below), whose sum is σ = 2721041376. Its totient is φ = 2267534460.

The previous prime is 2494287907. The next prime is 2494287959. The reversal of 2494287917 is 7197824942.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2494287917 - 2²⁴ = 2477510701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2494287907) 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, 113376713 + ... + 113376734.

It is an arithmetic number, because the mean of its divisors is an integer number (680260344).

Almost surely, 2^2494287917 is an apocalyptic number.

It is an amenable number.

2494287917 is a deficient number, since it is larger than the sum of its proper divisors (226753459).

2494287917 is a wasteful number, since it uses less digits than its factorization.

2494287917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226753458.

The product of its digits is 2032128, while the sum is 53.

The square root of 2494287917 is about 49942.8465047798. The cubic root of 2494287917 is about 1356.1743547976.

The spelling of 2494287917 in words is "two billion, four hundred ninety-four million, two hundred eighty-seven thousand, nine hundred seventeen".