50117100 has 72 divisors (see below), whose sum is σ = 158198208. Its totient is φ = 12148800.

The previous prime is 50117099. The next prime is 50117101. The reversal of 50117100 is 171105.

It is an interprime number because it is at equal distance from previous prime (50117099) and next prime (50117101).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 50117100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50117101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4294 + ... + 10893.

Almost surely, 2^50117100 is an apocalyptic number.

50117100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50117100 is an abundant number, since it is smaller than the sum of its proper divisors (108081108).

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

50117100 is a wasteful number, since it uses less digits than its factorization.

50117100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15215 (or 15208 counting only the distinct ones).

The product of its (nonzero) digits is 35, while the sum is 15.

The square root of 50117100 is about 7079.3431898729. The cubic root of 50117100 is about 368.6905256949.

Adding to 50117100 its reverse (171105), we get a palindrome (50288205).

The spelling of 50117100 in words is "fifty million, one hundred seventeen thousand, one hundred".