50453312 has 56 divisors (see below), whose sum is σ = 123236736. Its totient is φ = 19957248.

The previous prime is 50453309. The next prime is 50453317. The reversal of 50453312 is 21335405.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50453317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1493 + ... + 10155.

It is an arithmetic number, because the mean of its divisors is an integer number (2200656).

Almost surely, 2^50453312 is an apocalyptic number.

50453312 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50453312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61618368).

50453312 is an abundant number, since it is smaller than the sum of its proper divisors (72783424).

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

50453312 is a wasteful number, since it uses less digits than its factorization.

50453312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8695 (or 8685 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 50453312 is about 7103.0494859602. The cubic root of 50453312 is about 369.5131458863.

Adding to 50453312 its reverse (21335405), we get a palindrome (71788717).

The spelling of 50453312 in words is "fifty million, four hundred fifty-three thousand, three hundred twelve".