49494072 has 32 divisors (see below), whose sum is σ = 131014800. Its totient is φ = 15527424.

The previous prime is 49494047. The next prime is 49494077. The reversal of 49494072 is 27049494.

It is a happy number.

49494072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 49494072.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49494077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60247 + ... + 61062.

Almost surely, 2^49494072 is an apocalyptic number.

It is an amenable number.

49494072 is an abundant number, since it is smaller than the sum of its proper divisors (81520728).

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

49494072 is a wasteful number, since it uses less digits than its factorization.

49494072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121335 (or 121331 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 49494072 is about 7035.2023425059. The cubic root of 49494072 is about 367.1563653468.

The spelling of 49494072 in words is "forty-nine million, four hundred ninety-four thousand, seventy-two".