49445760 has 256 divisors, whose sum is σ = 194664960. Its totient is φ = 10395648.

The previous prime is 49445731. The next prime is 49445797. The reversal of 49445760 is 6754494.

It is a happy number.

49445760 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 174579 + ... + 174861.

It is an arithmetic number, because the mean of its divisors is an integer number (760410).

Almost surely, 2^49445760 is an apocalyptic number.

49445760 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49445760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97332480).

49445760 is an abundant number, since it is smaller than the sum of its proper divisors (145219200).

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

49445760 is a wasteful number, since it uses less digits than its factorization.

49445760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325 (or 313 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 49445760 is about 7031.7679142588. The cubic root of 49445760 is about 367.0368639452.

It can be divided in two parts, 49445 and 760, that added together give a palindrome (50205).

The spelling of 49445760 in words is "forty-nine million, four hundred forty-five thousand, seven hundred sixty".