50479769 has 2 divisors, whose sum is σ = 50479770. Its totient is φ = 50479768.

The previous prime is 50479727. The next prime is 50479771. The reversal of 50479769 is 96797405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49519369 + 960400 = 7037^2 + 980^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50479769 is a prime.

It is a super-2 number, since 2×50479769² = 5096414156586722, which contains 22 as substring.

Together with 50479771, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50479799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25239884 + 25239885.

It is an arithmetic number, because the mean of its divisors is an integer number (25239885).

Almost surely, 2^50479769 is an apocalyptic number.

It is an amenable number.

50479769 is a deficient number, since it is larger than the sum of its proper divisors (1).

50479769 is an equidigital number, since it uses as much as digits as its factorization.

50479769 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 476280, while the sum is 47.

The square root of 50479769 is about 7104.9116109914. The cubic root of 50479769 is about 369.5777237477.

The spelling of 50479769 in words is "fifty million, four hundred seventy-nine thousand, seven hundred sixty-nine".