50288779 has 2 divisors, whose sum is σ = 50288780. Its totient is φ = 50288778.

The previous prime is 50288761. The next prime is 50288783. The reversal of 50288779 is 97788205.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50288779 is a prime.

It is a super-2 number, since 2×50288779² = 5057922586621682, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50288759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25144389 + 25144390.

It is an arithmetic number, because the mean of its divisors is an integer number (25144390).

Almost surely, 2^50288779 is an apocalyptic number.

50288779 is a deficient number, since it is larger than the sum of its proper divisors (1).

50288779 is an equidigital number, since it uses as much as digits as its factorization.

50288779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 282240, while the sum is 46.

The square root of 50288779 is about 7091.4581716316. The cubic root of 50288779 is about 369.1110360784. Note that the first 3 decimals are identical.

The spelling of 50288779 in words is "fifty million, two hundred eighty-eight thousand, seven hundred seventy-nine".