2634240019 has 2 divisors, whose sum is σ = 2634240020. Its totient is φ = 2634240018.

The previous prime is 2634239989. The next prime is 2634240031. The reversal of 2634240019 is 9100424362.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2634240019 - 2⁹ = 2634239507 is a prime.

It is a super-2 number, since 2×2634240019² = 13878440955402240722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2634240919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1317120009 + 1317120010.

It is an arithmetic number, because the mean of its divisors is an integer number (1317120010).

Almost surely, 2^2634240019 is an apocalyptic number.

2634240019 is a deficient number, since it is larger than the sum of its proper divisors (1).

2634240019 is an equidigital number, since it uses as much as digits as its factorization.

2634240019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 2634240019 is about 51324.8479686009. The cubic root of 2634240019 is about 1381.0787649455.

The spelling of 2634240019 in words is "two billion, six hundred thirty-four million, two hundred forty thousand, nineteen".