50345172 has 48 divisors (see below), whose sum is σ = 132753600. Its totient is φ = 16495200.

The previous prime is 50345161. The next prime is 50345179. The reversal of 50345172 is 27154305.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50345179) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2422 + ... + 10322.

It is an arithmetic number, because the mean of its divisors is an integer number (2765700).

Almost surely, 2^50345172 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 50345172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66376800).

50345172 is an abundant number, since it is smaller than the sum of its proper divisors (82408428).

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

50345172 is a wasteful number, since it uses less digits than its factorization.

50345172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7973 (or 7965 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 50345172 is about 7095.4331791653. The cubic root of 50345172 is about 369.2489561955.

Adding to 50345172 its reverse (27154305), we get a palindrome (77499477).

The spelling of 50345172 in words is "fifty million, three hundred forty-five thousand, one hundred seventy-two".