4049217631 has 2 divisors, whose sum is σ = 4049217632. Its totient is φ = 4049217630.

The previous prime is 4049217619. The next prime is 4049217647. The reversal of 4049217631 is 1367129404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4049217631 - 2¹⁵ = 4049184863 is a prime.

It is a super-2 number, since 2×4049217631² = 32792326846402504322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4049217691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2024608815 + 2024608816.

It is an arithmetic number, because the mean of its divisors is an integer number (2024608816).

Almost surely, 2^4049217631 is an apocalyptic number.

4049217631 is a deficient number, since it is larger than the sum of its proper divisors (1).

4049217631 is an equidigital number, since it uses as much as digits as its factorization.

4049217631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 4049217631 is about 63633.4631385091. The cubic root of 4049217631 is about 1593.8852062846.

The spelling of 4049217631 in words is "four billion, forty-nine million, two hundred seventeen thousand, six hundred thirty-one".