50440212 has 96 divisors (see below), whose sum is σ = 140851200. Its totient is φ = 15559776.

The previous prime is 50440199. The next prime is 50440217. The reversal of 50440212 is 21204405.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50440217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96183 + ... + 96705.

It is an arithmetic number, because the mean of its divisors is an integer number (1467200).

Almost surely, 2^50440212 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 50440212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70425600).

50440212 is an abundant number, since it is smaller than the sum of its proper divisors (90410988).

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

50440212 is a wasteful number, since it uses less digits than its factorization.

50440212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602 (or 594 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 50440212 is about 7102.1272869472. The cubic root of 50440212 is about 369.4811622495.

Adding to 50440212 its reverse (21204405), we get a palindrome (71644617).

The spelling of 50440212 in words is "fifty million, four hundred forty thousand, two hundred twelve".