50431641 has 8 divisors (see below), whose sum is σ = 72414720. Its totient is φ = 31034832.

The previous prime is 50431627. The next prime is 50431649. The reversal of 50431641 is 14613405.

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

It is not a de Polignac number, because 50431641 - 2¹³ = 50423449 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50431649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 646521 + ... + 646598.

It is an arithmetic number, because the mean of its divisors is an integer number (9051840).

Almost surely, 2^50431641 is an apocalyptic number.

It is an amenable number.

50431641 is a deficient number, since it is larger than the sum of its proper divisors (21983079).

50431641 is a wasteful number, since it uses less digits than its factorization.

50431641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293135.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 50431641 is about 7101.5238505549. The cubic root of 50431641 is about 369.4602331646.

The spelling of 50431641 in words is "fifty million, four hundred thirty-one thousand, six hundred forty-one".