50783867 has 4 divisors (see below), whose sum is σ = 51120336. Its totient is φ = 50447400.

The previous prime is 50783857. The next prime is 50783881. The reversal of 50783867 is 76838705.

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

It is a cyclic number.

It is not a de Polignac number, because 50783867 - 2⁴ = 50783851 is a prime.

It is a super-2 number, since 2×50783867² = 5158002294947378, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50783857) 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, 168008 + ... + 168309.

It is an arithmetic number, because the mean of its divisors is an integer number (12780084).

Almost surely, 2^50783867 is an apocalyptic number.

50783867 is a deficient number, since it is larger than the sum of its proper divisors (336469).

50783867 is a wasteful number, since it uses less digits than its factorization.

50783867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336468.

The product of its (nonzero) digits is 282240, while the sum is 44.

The square root of 50783867 is about 7126.2800253709. The cubic root of 50783867 is about 370.3183697563.

The spelling of 50783867 in words is "fifty million, seven hundred eighty-three thousand, eight hundred sixty-seven".