2449040831 has 2 divisors, whose sum is σ = 2449040832. Its totient is φ = 2449040830.

The previous prime is 2449040753. The next prime is 2449040837. The reversal of 2449040831 is 1380409442.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2449040831 - 2¹⁸ = 2448778687 is a prime.

It is a super-2 number, since 2×2449040831² = 11995601983810341122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 2449040791 and 2449040800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2449040837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1224520415 + 1224520416.

It is an arithmetic number, because the mean of its divisors is an integer number (1224520416).

Almost surely, 2^2449040831 is an apocalyptic number.

2449040831 is a deficient number, since it is larger than the sum of its proper divisors (1).

2449040831 is an equidigital number, since it uses as much as digits as its factorization.

2449040831 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 2449040831 is about 49487.7846645008. The cubic root of 2449040831 is about 1347.9238010079.

The spelling of 2449040831 in words is "two billion, four hundred forty-nine million, forty thousand, eight hundred thirty-one".