49784472 has 24 divisors (see below), whose sum is σ = 134833140. Its totient is φ = 16594800.

The previous prime is 49784459. The next prime is 49784473. The reversal of 49784472 is 27448794.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49784473) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 345654 + ... + 345797.

Almost surely, 2^49784472 is an apocalyptic number.

It is an amenable number.

49784472 is an abundant number, since it is smaller than the sum of its proper divisors (85048668).

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

49784472 is a wasteful number, since it uses less digits than its factorization.

49784472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691463 (or 691456 counting only the distinct ones).

The product of its digits is 451584, while the sum is 45.

The square root of 49784472 is about 7055.8112219645. The cubic root of 49784472 is about 367.8730461577.

The spelling of 49784472 in words is "forty-nine million, seven hundred eighty-four thousand, four hundred seventy-two".