49547647 has 2 divisors, whose sum is σ = 49547648. Its totient is φ = 49547646.

The previous prime is 49547627. The next prime is 49547657. The reversal of 49547647 is 74674594.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49547647 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49547597 and 49547606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49547627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24773823 + 24773824.

It is an arithmetic number, because the mean of its divisors is an integer number (24773824).

Almost surely, 2^49547647 is an apocalyptic number.

49547647 is a deficient number, since it is larger than the sum of its proper divisors (1).

49547647 is an equidigital number, since it uses as much as digits as its factorization.

49547647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 846720, while the sum is 46.

The square root of 49547647 is about 7039.0089501293. The cubic root of 49547647 is about 367.2887940621.

The spelling of 49547647 in words is "forty-nine million, five hundred forty-seven thousand, six hundred forty-seven".