49916983 has 2 divisors, whose sum is σ = 49916984. Its totient is φ = 49916982.

The previous prime is 49916963. The next prime is 49916987. The reversal of 49916983 is 38961994.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49916983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49916987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24958491 + 24958492.

It is an arithmetic number, because the mean of its divisors is an integer number (24958492).

Almost surely, 2^49916983 is an apocalyptic number.

49916983 is a deficient number, since it is larger than the sum of its proper divisors (1).

49916983 is an equidigital number, since it uses as much as digits as its factorization.

49916983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 419904, while the sum is 49.

The square root of 49916983 is about 7065.1951848480. The cubic root of 49916983 is about 368.1991454215.

The spelling of 49916983 in words is "forty-nine million, nine hundred sixteen thousand, nine hundred eighty-three".