50418648 has 144 divisors (see below), whose sum is σ = 164324160. Its totient is φ = 13910400.

The previous prime is 50418629. The next prime is 50418649. The reversal of 50418648 is 84681405.

50418648 is a `hidden beast` number, since 5 + 0 + 4 + 1 + 8 + 648 = 666.

It is a super-2 number, since 2×50418648² = 5084080132295808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50418649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 109138 + ... + 109598.

It is an arithmetic number, because the mean of its divisors is an integer number (1141140).

Almost surely, 2^50418648 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 50418648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82162080).

50418648 is an abundant number, since it is smaller than the sum of its proper divisors (113905512).

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

50418648 is a wasteful number, since it uses less digits than its factorization.

50418648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518 (or 504 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 50418648 is about 7100.6089879672. The cubic root of 50418648 is about 369.4285017025.

It can be divided in two parts, 5041 and 8648, that added together give a square (13689 = 117²).

The spelling of 50418648 in words is "fifty million, four hundred eighteen thousand, six hundred forty-eight".