50012900 has 72 divisors (see below), whose sum is σ = 127450176. Its totient is φ = 16675200.

The previous prime is 50012891. The next prime is 50012903. The reversal of 50012900 is 921005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50012903) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24935 + ... + 26865.

Almost surely, 2^50012900 is an apocalyptic number.

50012900 is a gapful number since it is divisible by the number (50) 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 50012900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63725088).

50012900 is an abundant number, since it is smaller than the sum of its proper divisors (77437276).

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

50012900 is a wasteful number, since it uses less digits than its factorization.

50012900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1989 (or 1982 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 50012900 is about 7071.9799207860. The cubic root of 50012900 is about 368.4348298106.

Adding to 50012900 its reverse (921005), we get a palindrome (50933905).

The spelling of 50012900 in words is "fifty million, twelve thousand, nine hundred".