49873013 has 2 divisors, whose sum is σ = 49873014. Its totient is φ = 49873012.

The previous prime is 49873007. The next prime is 49873037. The reversal of 49873013 is 31037894.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46553329 + 3319684 = 6823^2 + 1822^2 .

It is a cyclic number.

It is not a de Polignac number, because 49873013 - 2¹⁶ = 49807477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49873073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24936506 + 24936507.

It is an arithmetic number, because the mean of its divisors is an integer number (24936507).

Almost surely, 2^49873013 is an apocalyptic number.

It is an amenable number.

49873013 is a deficient number, since it is larger than the sum of its proper divisors (1).

49873013 is an equidigital number, since it uses as much as digits as its factorization.

49873013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 49873013 is about 7062.0827664365. The cubic root of 49873013 is about 368.0910027186.

It can be divided in two parts, 4987 and 3013, that added together give a cube (8000 = 20³).

The spelling of 49873013 in words is "forty-nine million, eight hundred seventy-three thousand, thirteen".