50055940 has 72 divisors (see below), whose sum is σ = 118302912. Its totient is φ = 17641920.

The previous prime is 50055911. The next prime is 50055953. The reversal of 50055940 is 4955005.

It is a junction number, because it is equal to n+sod(n) for n = 50055899 and 50055908.

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, 485929 + ... + 486031.

It is an arithmetic number, because the mean of its divisors is an integer number (1643096).

Almost surely, 2^50055940 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 50055940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59151456).

50055940 is an abundant number, since it is smaller than the sum of its proper divisors (68246972).

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

50055940 is a wasteful number, since it uses less digits than its factorization.

50055940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217 (or 168 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 50055940 is about 7075.0222614491. The cubic root of 50055940 is about 368.5404884733.

The spelling of 50055940 in words is "fifty million, fifty-five thousand, nine hundred forty".