49818533 has 2 divisors, whose sum is σ = 49818534. Its totient is φ = 49818532.

The previous prime is 49818481. The next prime is 49818547. The reversal of 49818533 is 33581894.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27227524 + 22591009 = 5218^2 + 4753^2 .

It is a cyclic number.

It is not a de Polignac number, because 49818533 - 2⁶ = 49818469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49818583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24909266 + 24909267.

It is an arithmetic number, because the mean of its divisors is an integer number (24909267).

Almost surely, 2^49818533 is an apocalyptic number.

It is an amenable number.

49818533 is a deficient number, since it is larger than the sum of its proper divisors (1).

49818533 is an equidigital number, since it uses as much as digits as its factorization.

49818533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 41.

The square root of 49818533 is about 7058.2244934544. The cubic root of 49818533 is about 367.9569228287.

The spelling of 49818533 in words is "forty-nine million, eight hundred eighteen thousand, five hundred thirty-three".