50172307 has 2 divisors, whose sum is σ = 50172308. Its totient is φ = 50172306.

The previous prime is 50172301. The next prime is 50172319. The reversal of 50172307 is 70327105.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50172307 - 2³ = 50172299 is a prime.

It is not a weakly prime, because it can be changed into another prime (50172301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25086153 + 25086154.

It is an arithmetic number, because the mean of its divisors is an integer number (25086154).

Almost surely, 2^50172307 is an apocalyptic number.

50172307 is a deficient number, since it is larger than the sum of its proper divisors (1).

50172307 is an equidigital number, since it uses as much as digits as its factorization.

50172307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1470, while the sum is 25.

The square root of 50172307 is about 7083.2412778332. The cubic root of 50172307 is about 368.8258542793.

The spelling of 50172307 in words is "fifty million, one hundred seventy-two thousand, three hundred seven".