49845247 has 2 divisors, whose sum is σ = 49845248. Its totient is φ = 49845246.

The previous prime is 49845233. The next prime is 49845259. The reversal of 49845247 is 74254894.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49845247 - 2¹⁵ = 49812479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49845277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24922623 + 24922624.

It is an arithmetic number, because the mean of its divisors is an integer number (24922624).

Almost surely, 2^49845247 is an apocalyptic number.

49845247 is a deficient number, since it is larger than the sum of its proper divisors (1).

49845247 is an equidigital number, since it uses as much as digits as its factorization.

49845247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 322560, while the sum is 43.

The square root of 49845247 is about 7060.1166420959. The cubic root of 49845247 is about 368.0226804508.

The spelling of 49845247 in words is "forty-nine million, eight hundred forty-five thousand, two hundred forty-seven".