50640542 has 8 divisors (see below), whose sum is σ = 76381032. Its totient is φ = 25180200.

The previous prime is 50640533. The next prime is 50640559. The reversal of 50640542 is 24504605.

50640542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69584 + ... + 70307.

It is an arithmetic number, because the mean of its divisors is an integer number (9547629).

Almost surely, 2^50640542 is an apocalyptic number.

50640542 is a deficient number, since it is larger than the sum of its proper divisors (25740490).

50640542 is a wasteful number, since it uses less digits than its factorization.

50640542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140074.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 50640542 is about 7116.2168319972. The cubic root of 50640542 is about 369.9696639360.

The spelling of 50640542 in words is "fifty million, six hundred forty thousand, five hundred forty-two".