50636490 has 32 divisors (see below), whose sum is σ = 123244416. Its totient is φ = 13312320.

The previous prime is 50636483. The next prime is 50636497. The reversal of 50636490 is 9463605.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (50636483) and next prime (50636497).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50636497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9757 + ... + 14016.

It is an arithmetic number, because the mean of its divisors is an integer number (3851388).

Almost surely, 2^50636490 is an apocalyptic number.

50636490 is an abundant number, since it is smaller than the sum of its proper divisors (72607926).

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

50636490 is a wasteful number, since it uses less digits than its factorization.

50636490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23854.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 50636490 is about 7115.9321244655. The cubic root of 50636490 is about 369.9597959725.

The spelling of 50636490 in words is "fifty million, six hundred thirty-six thousand, four hundred ninety".