50394312 has 56 divisors (see below), whose sum is σ = 141685590. Its totient is φ = 16796160.

The previous prime is 50394301. The next prime is 50394329. The reversal of 50394312 is 21349305.

It can be written as a sum of positive squares in only one way, i.e., 50041476 + 352836 = 7074^2 + 594^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 1512 + ... + 10152.

Almost surely, 2^50394312 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 50394312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70842795).

50394312 is an abundant number, since it is smaller than the sum of its proper divisors (91291278).

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

50394312 is an equidigital number, since it uses as much as digits as its factorization.

50394312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8665 (or 8646 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 50394312 is about 7098.8951252994. The cubic root of 50394312 is about 369.3690537320.

The spelling of 50394312 in words is "fifty million, three hundred ninety-four thousand, three hundred twelve".