50321400 has 48 divisors (see below), whose sum is σ = 155998200. Its totient is φ = 13418880.

The previous prime is 50321399. The next prime is 50321419. The reversal of 50321400 is 412305.

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 50321400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41335 + ... + 42534.

Almost surely, 2^50321400 is an apocalyptic number.

50321400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50321400 is an abundant number, since it is smaller than the sum of its proper divisors (105676800).

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

50321400 is a wasteful number, since it uses less digits than its factorization.

50321400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83888 (or 83879 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 50321400 is about 7093.7578193790. The cubic root of 50321400 is about 369.1908296810.

Adding to 50321400 its reverse (412305), we get a palindrome (50733705).

It can be divided in two parts, 50321 and 400, that added together give a triangular number (50721 = T₃₁₈).

The spelling of 50321400 in words is "fifty million, three hundred twenty-one thousand, four hundred".