49880544 has 96 divisors (see below), whose sum is σ = 150796800. Its totient is φ = 14141952.

The previous prime is 49880543. The next prime is 49880549. The reversal of 49880544 is 44508894.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 49880496 and 49880505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49880543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133542 + ... + 133914.

It is an arithmetic number, because the mean of its divisors is an integer number (1570800).

Almost surely, 2^49880544 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 49880544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75398400).

49880544 is an abundant number, since it is smaller than the sum of its proper divisors (100916256).

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

49880544 is a wasteful number, since it uses less digits than its factorization.

49880544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592 (or 584 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The square root of 49880544 is about 7062.6159459509. The cubic root of 49880544 is about 368.1095294638.

The spelling of 49880544 in words is "forty-nine million, eight hundred eighty thousand, five hundred forty-four".