49138333 has 2 divisors, whose sum is σ = 49138334. Its totient is φ = 49138332.

The previous prime is 49138321. The next prime is 49138391. The reversal of 49138333 is 33383194.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29398084 + 19740249 = 5422^2 + 4443^2 .

It is a cyclic number.

It is not a de Polignac number, because 49138333 - 2¹³ = 49130141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49138303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24569166 + 24569167.

It is an arithmetic number, because the mean of its divisors is an integer number (24569167).

Almost surely, 2^49138333 is an apocalyptic number.

It is an amenable number.

49138333 is a deficient number, since it is larger than the sum of its proper divisors (1).

49138333 is an equidigital number, since it uses as much as digits as its factorization.

49138333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 34.

The square root of 49138333 is about 7009.8739646302. The cubic root of 49138333 is about 366.2746030602.

The spelling of 49138333 in words is "forty-nine million, one hundred thirty-eight thousand, three hundred thirty-three".