2494642019 has 2 divisors, whose sum is σ = 2494642020. Its totient is φ = 2494642018.

The previous prime is 2494641979. The next prime is 2494642043. The reversal of 2494642019 is 9102464942.

2494642019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2494642019 - 2¹² = 2494637923 is a prime.

It is a super-2 number, since 2×2494642019² = 12446477605920792722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2494642049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1247321009 + 1247321010.

It is an arithmetic number, because the mean of its divisors is an integer number (1247321010).

Almost surely, 2^2494642019 is an apocalyptic number.

2494642019 is a deficient number, since it is larger than the sum of its proper divisors (1).

2494642019 is an equidigital number, since it uses as much as digits as its factorization.

2494642019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 2494642019 is about 49946.3914512350. The cubic root of 2494642019 is about 1356.2385282670.

The spelling of 2494642019 in words is "two billion, four hundred ninety-four million, six hundred forty-two thousand, nineteen".