50455919 has 2 divisors, whose sum is σ = 50455920. Its totient is φ = 50455918.

The previous prime is 50455907. The next prime is 50455927. The reversal of 50455919 is 91955405.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50455919 - 2⁴ = 50455903 is a prime.

It is a super-2 number, since 2×50455919² = 5091599524269122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50455019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25227959 + 25227960.

It is an arithmetic number, because the mean of its divisors is an integer number (25227960).

Almost surely, 2^50455919 is an apocalyptic number.

50455919 is a deficient number, since it is larger than the sum of its proper divisors (1).

50455919 is an equidigital number, since it uses as much as digits as its factorization.

50455919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40500, while the sum is 38.

The square root of 50455919 is about 7103.2329963194. The cubic root of 50455919 is about 369.5195102137.

The spelling of 50455919 in words is "fifty million, four hundred fifty-five thousand, nine hundred nineteen".