50400082 has 4 divisors (see below), whose sum is σ = 75600126. Its totient is φ = 25200040.

The previous prime is 50400073. The next prime is 50400083. The reversal of 50400082 is 28000405.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 31573161 + 18826921 = 5619^2 + 4339^2 .

It is not an unprimeable number, because it can be changed into a prime (50400083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12600019 + ... + 12600022.

Almost surely, 2^50400082 is an apocalyptic number.

50400082 is a deficient number, since it is larger than the sum of its proper divisors (25200044).

50400082 is a wasteful number, since it uses less digits than its factorization.

50400082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25200043.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 50400082 is about 7099.3015149379. The cubic root of 50400082 is about 369.3831504162.

Adding to 50400082 its reverse (28000405), we get a palindrome (78400487).

The spelling of 50400082 in words is "fifty million, four hundred thousand, eighty-two".