49783047 has 4 divisors (see below), whose sum is σ = 66377400. Its totient is φ = 33188696.

The previous prime is 49783043. The next prime is 49783073. The reversal of 49783047 is 74038794.

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 49783047 - 2² = 49783043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49783043) 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, 8297172 + ... + 8297177.

It is an arithmetic number, because the mean of its divisors is an integer number (16594350).

Almost surely, 2^49783047 is an apocalyptic number.

49783047 is a deficient number, since it is larger than the sum of its proper divisors (16594353).

49783047 is a wasteful number, since it uses less digits than its factorization.

49783047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16594352.

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 49783047 is about 7055.7102406491. The cubic root of 49783047 is about 367.8695362005.

The spelling of 49783047 in words is "forty-nine million, seven hundred eighty-three thousand, forty-seven".