49536863 has 4 divisors (see below), whose sum is σ = 49584528. Its totient is φ = 49489200.

The previous prime is 49536847. The next prime is 49536869. The reversal of 49536863 is 36863594.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36863594 = 2 ⋅18431797.

It is a cyclic number.

It is not a de Polignac number, because 49536863 - 2⁴ = 49536847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49536869) 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, 22238 + ... + 24363.

It is an arithmetic number, because the mean of its divisors is an integer number (12396132).

Almost surely, 2^49536863 is an apocalyptic number.

49536863 is a deficient number, since it is larger than the sum of its proper divisors (47665).

49536863 is a wasteful number, since it uses less digits than its factorization.

49536863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47664.

The product of its digits is 466560, while the sum is 44.

The square root of 49536863 is about 7038.2428915177. The cubic root of 49536863 is about 367.2621454388.

The spelling of 49536863 in words is "forty-nine million, five hundred thirty-six thousand, eight hundred sixty-three".