49536187 has 4 divisors (see below), whose sum is σ = 49715296. Its totient is φ = 49357080.

The previous prime is 49536161. The next prime is 49536191. The reversal of 49536187 is 78163594.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49536187 - 2¹¹ = 49534139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49536197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89139 + ... + 89692.

It is an arithmetic number, because the mean of its divisors is an integer number (12428824).

Almost surely, 2^49536187 is an apocalyptic number.

49536187 is a deficient number, since it is larger than the sum of its proper divisors (179109).

49536187 is a wasteful number, since it uses less digits than its factorization.

49536187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179108.

The product of its digits is 181440, while the sum is 43.

The square root of 49536187 is about 7038.1948680042. The cubic root of 49536187 is about 367.2604748288.

The spelling of 49536187 in words is "forty-nine million, five hundred thirty-six thousand, one hundred eighty-seven".