49963631 has 2 divisors, whose sum is σ = 49963632. Its totient is φ = 49963630.

The previous prime is 49963603. The next prime is 49963657. The reversal of 49963631 is 13636994.

Added to its reverse (13636994) it gives a square (63600625 = 7975²).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49963631 - 2²² = 45769327 is a prime.

It is a super-2 number, since 2×49963631² = 4992728845408322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49963601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24981815 + 24981816.

It is an arithmetic number, because the mean of its divisors is an integer number (24981816).

Almost surely, 2^49963631 is an apocalyptic number.

49963631 is a deficient number, since it is larger than the sum of its proper divisors (1).

49963631 is an equidigital number, since it uses as much as digits as its factorization.

49963631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104976, while the sum is 41.

The square root of 49963631 is about 7068.4956673963. The cubic root of 49963631 is about 368.3138051703.

Adding to 49963631 its reverse (13636994), we get a square (63600625 = 7975²).

The spelling of 49963631 in words is "forty-nine million, nine hundred sixty-three thousand, six hundred thirty-one".