49549867 has 2 divisors, whose sum is σ = 49549868. Its totient is φ = 49549866.

The previous prime is 49549861. The next prime is 49549897. The reversal of 49549867 is 76894594.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49549867 - 2²³ = 41161259 is a prime.

It is not a weakly prime, because it can be changed into another prime (49549861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24774933 + 24774934.

It is an arithmetic number, because the mean of its divisors is an integer number (24774934).

Almost surely, 2^49549867 is an apocalyptic number.

49549867 is a deficient number, since it is larger than the sum of its proper divisors (1).

49549867 is an equidigital number, since it uses as much as digits as its factorization.

49549867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 52.

The square root of 49549867 is about 7039.1666410165. The cubic root of 49549867 is about 367.2942794820.

The spelling of 49549867 in words is "forty-nine million, five hundred forty-nine thousand, eight hundred sixty-seven".