49983960 has 96 divisors (see below), whose sum is σ = 162393840. Its totient is φ = 12235008.

The previous prime is 49983959. The next prime is 49983971. The reversal of 49983960 is 6938994.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 279151 + ... + 279329.

Almost surely, 2^49983960 is an apocalyptic number.

49983960 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 49983960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81196920).

49983960 is an abundant number, since it is smaller than the sum of its proper divisors (112409880).

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

49983960 is a wasteful number, since it uses less digits than its factorization.

49983960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385 (or 202 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 48.

The square root of 49983960 is about 7069.9335216111. The cubic root of 49983960 is about 368.3637510739.

The spelling of 49983960 in words is "forty-nine million, nine hundred eighty-three thousand, nine hundred sixty".