50480640 has 240 divisors, whose sum is σ = 200442528. Its totient is φ = 11501568.

The previous prime is 50480629. The next prime is 50480641. The reversal of 50480640 is 4608405.

It is a tau number, because it is divible by the number of its divisors (240).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50480641) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 161124 + ... + 161436.

Almost surely, 2^50480640 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 50480640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100221264).

50480640 is an abundant number, since it is smaller than the sum of its proper divisors (149961888).

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

50480640 is a wasteful number, since it uses less digits than its factorization.

50480640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349 (or 330 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 50480640 is about 7104.9729063523. The cubic root of 50480640 is about 369.5798493540.

It can be divided in two parts, 50 and 480640, that added together give a triangular number (480690 = T₉₈₀).

The spelling of 50480640 in words is "fifty million, four hundred eighty thousand, six hundred forty".