49163784 has 32 divisors (see below), whose sum is σ = 123228000. Its totient is φ = 16345472.

The previous prime is 49163767. The next prime is 49163789. The reversal of 49163784 is 48736194.

It is not an unprimeable number, because it can be changed into a prime (49163789) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7612 + ... + 12500.

It is an arithmetic number, because the mean of its divisors is an integer number (3850875).

Almost surely, 2^49163784 is an apocalyptic number.

It is an amenable number.

49163784 is an abundant number, since it is smaller than the sum of its proper divisors (74064216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49163784 is a wasteful number, since it uses less digits than its factorization.

49163784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5317 (or 5313 counting only the distinct ones).

The product of its digits is 145152, while the sum is 42.

The square root of 49163784 is about 7011.6890975000. The cubic root of 49163784 is about 366.3378289599.

The spelling of 49163784 in words is "forty-nine million, one hundred sixty-three thousand, seven hundred eighty-four".