50499769 has 2 divisors, whose sum is σ = 50499770. Its totient is φ = 50499768.

The previous prime is 50499737. The next prime is 50499791. The reversal of 50499769 is 96799405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48483369 + 2016400 = 6963^2 + 1420^2 .

It is a cyclic number.

It is not a de Polignac number, because 50499769 - 2⁵ = 50499737 is a prime.

It is a super-2 number, since 2×50499769² = 5100453338106722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50499719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25249884 + 25249885.

It is an arithmetic number, because the mean of its divisors is an integer number (25249885).

Almost surely, 2^50499769 is an apocalyptic number.

It is an amenable number.

50499769 is a deficient number, since it is larger than the sum of its proper divisors (1).

50499769 is an equidigital number, since it uses as much as digits as its factorization.

50499769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 612360, while the sum is 49.

The square root of 50499769 is about 7106.3189486541. The cubic root of 50499769 is about 369.6265259950.

The spelling of 50499769 in words is "fifty million, four hundred ninety-nine thousand, seven hundred sixty-nine".