49617247 has 2 divisors, whose sum is σ = 49617248. Its totient is φ = 49617246.

The previous prime is 49617229. The next prime is 49617287. The reversal of 49617247 is 74271694.

It is an a-pointer prime, because the next prime (49617287) can be obtained adding 49617247 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49617247 - 2¹⁹ = 49092959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49617287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24808623 + 24808624.

It is an arithmetic number, because the mean of its divisors is an integer number (24808624).

Almost surely, 2^49617247 is an apocalyptic number.

49617247 is a deficient number, since it is larger than the sum of its proper divisors (1).

49617247 is an equidigital number, since it uses as much as digits as its factorization.

49617247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672, while the sum is 40.

The square root of 49617247 is about 7043.9510929591. The cubic root of 49617247 is about 367.4606914934.

The spelling of 49617247 in words is "forty-nine million, six hundred seventeen thousand, two hundred forty-seven".