50261400 has 144 divisors (see below), whose sum is σ = 192956400. Its totient is φ = 11485440.

The previous prime is 50261389. The next prime is 50261483. The reversal of 50261400 is 416205.

It is a happy number.

50261400 is a `hidden beast` number, since 5 + 0 + 261 + 400 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 10606 + ... + 14594.

It is an arithmetic number, because the mean of its divisors is an integer number (1339975).

Almost surely, 2^50261400 is an apocalyptic number.

50261400 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 50261400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96478200).

50261400 is an abundant number, since it is smaller than the sum of its proper divisors (142695000).

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

50261400 is a wasteful number, since it uses less digits than its factorization.

50261400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4018 (or 4006 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 50261400 is about 7089.5274877808. The cubic root of 50261400 is about 369.0440381926.

Adding to 50261400 its reverse (416205), we get a palindrome (50677605).

The spelling of 50261400 in words is "fifty million, two hundred sixty-one thousand, four hundred".