49216243 has 2 divisors, whose sum is σ = 49216244. Its totient is φ = 49216242.

The previous prime is 49216217. The next prime is 49216249. The reversal of 49216243 is 34261294.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49216243 - 2¹³ = 49208051 is a prime.

It is not a weakly prime, because it can be changed into another prime (49216249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24608121 + 24608122.

It is an arithmetic number, because the mean of its divisors is an integer number (24608122).

Almost surely, 2^49216243 is an apocalyptic number.

49216243 is a deficient number, since it is larger than the sum of its proper divisors (1).

49216243 is an equidigital number, since it uses as much as digits as its factorization.

49216243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 31.

The square root of 49216243 is about 7015.4289248769. The cubic root of 49216243 is about 366.4680798844.

The spelling of 49216243 in words is "forty-nine million, two hundred sixteen thousand, two hundred forty-three".