50430691 has 2 divisors, whose sum is σ = 50430692. Its totient is φ = 50430690.

The previous prime is 50430683. The next prime is 50430727. The reversal of 50430691 is 19603405.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50430691 - 2³ = 50430683 is a prime.

It is not a weakly prime, because it can be changed into another prime (50430631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25215345 + 25215346.

It is an arithmetic number, because the mean of its divisors is an integer number (25215346).

Almost surely, 2^50430691 is an apocalyptic number.

50430691 is a deficient number, since it is larger than the sum of its proper divisors (1).

50430691 is an equidigital number, since it uses as much as digits as its factorization.

50430691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 50430691 is about 7101.4569631872. The cubic root of 50430691 is about 369.4579132624.

The spelling of 50430691 in words is "fifty million, four hundred thirty thousand, six hundred ninety-one".