50664433 has 4 divisors (see below), whose sum is σ = 52033780. Its totient is φ = 49295088.

The previous prime is 50664413. The next prime is 50664443. The reversal of 50664433 is 33446605.

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

It can be written as a sum of positive squares in 2 ways, for example, as 41319184 + 9345249 = 6428^2 + 3057^2 .

It is a cyclic number.

It is not a de Polignac number, because 50664433 - 2⁵ = 50664401 is a prime.

It is a super-2 number, since 2×50664433² = 5133769542422978, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50664395 and 50664404.

It is not an unprimeable number, because it can be changed into a prime (50664413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 684618 + ... + 684691.

It is an arithmetic number, because the mean of its divisors is an integer number (13008445).

Almost surely, 2^50664433 is an apocalyptic number.

It is an amenable number.

50664433 is a deficient number, since it is larger than the sum of its proper divisors (1369347).

50664433 is a wasteful number, since it uses less digits than its factorization.

50664433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1369346.

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 50664433 is about 7117.8952647535. The cubic root of 50664433 is about 370.0278357437.

The spelling of 50664433 in words is "fifty million, six hundred sixty-four thousand, four hundred thirty-three".