49955712 has 128 divisors (see below), whose sum is σ = 143942400. Its totient is φ = 15298560.

The previous prime is 49955699. The next prime is 49955749. The reversal of 49955712 is 21755994.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×49955712² = 4991146322853888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 299053 + ... + 299219.

It is an arithmetic number, because the mean of its divisors is an integer number (1124550).

Almost surely, 2^49955712 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 49955712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71971200).

49955712 is an abundant number, since it is smaller than the sum of its proper divisors (93986688).

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

49955712 is a wasteful number, since it uses less digits than its factorization.

49955712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244 (or 232 counting only the distinct ones).

The product of its digits is 113400, while the sum is 42.

The square root of 49955712 is about 7067.9354835765. The cubic root of 49955712 is about 368.2943454748.

The spelling of 49955712 in words is "forty-nine million, nine hundred fifty-five thousand, seven hundred twelve".