50565340 has 96 divisors (see below), whose sum is σ = 127991808. Its totient is φ = 16416000.

The previous prime is 50565331. The next prime is 50565379. The reversal of 50565340 is 4356505.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 50565299 and 50565308.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 264645 + ... + 264835.

It is an arithmetic number, because the mean of its divisors is an integer number (1333248).

Almost surely, 2^50565340 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 50565340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63995904).

50565340 is an abundant number, since it is smaller than the sum of its proper divisors (77426468).

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

50565340 is a wasteful number, since it uses less digits than its factorization.

50565340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299 (or 297 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 50565340 is about 7110.9310220252. The cubic root of 50565340 is about 369.7864362874.

It can be divided in two parts, 50565 and 340, that added together give a palindrome (50905).

The spelling of 50565340 in words is "fifty million, five hundred sixty-five thousand, three hundred forty".