49773312 has 144 divisors (see below), whose sum is σ = 155344000. Its totient is φ = 15676416.

The previous prime is 49773289. The next prime is 49773337. The reversal of 49773312 is 21337794.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131139 + ... + 131517.

Almost surely, 2^49773312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49773312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77672000).

49773312 is an abundant number, since it is smaller than the sum of its proper divisors (105570688).

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

49773312 is a wasteful number, since it uses less digits than its factorization.

49773312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423 (or 403 counting only the distinct ones).

The product of its digits is 31752, while the sum is 36.

The square root of 49773312 is about 7055.0203401549. The cubic root of 49773312 is about 367.8455558591.

The spelling of 49773312 in words is "forty-nine million, seven hundred seventy-three thousand, three hundred twelve".