50421463 has 2 divisors, whose sum is σ = 50421464. Its totient is φ = 50421462.

The previous prime is 50421419. The next prime is 50421493. The reversal of 50421463 is 36412405.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50421463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50421403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25210731 + 25210732.

It is an arithmetic number, because the mean of its divisors is an integer number (25210732).

Almost surely, 2^50421463 is an apocalyptic number.

50421463 is a deficient number, since it is larger than the sum of its proper divisors (1).

50421463 is an equidigital number, since it uses as much as digits as its factorization.

50421463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 50421463 is about 7100.8072076349. The cubic root of 50421463 is about 369.4353769489.

Adding to 50421463 its reverse (36412405), we get a palindrome (86833868).

The spelling of 50421463 in words is "fifty million, four hundred twenty-one thousand, four hundred sixty-three".