50619091 has 2 divisors, whose sum is σ = 50619092. Its totient is φ = 50619090.

The previous prime is 50619083. The next prime is 50619137. The reversal of 50619091 is 19091605.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50619091 - 2³ = 50619083 is a prime.

It is not a weakly prime, because it can be changed into another prime (50619031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25309545 + 25309546.

It is an arithmetic number, because the mean of its divisors is an integer number (25309546).

Almost surely, 2^50619091 is an apocalyptic number.

50619091 is a deficient number, since it is larger than the sum of its proper divisors (1).

50619091 is an equidigital number, since it uses as much as digits as its factorization.

50619091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2430, while the sum is 31.

The square root of 50619091 is about 7114.7094810681. The cubic root of 50619091 is about 369.9174176541.

The spelling of 50619091 in words is "fifty million, six hundred nineteen thousand, ninety-one".