50625389 has 2 divisors, whose sum is σ = 50625390. Its totient is φ = 50625388.

The previous prime is 50625373. The next prime is 50625391. The reversal of 50625389 is 98352605.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46854025 + 3771364 = 6845^2 + 1942^2 .

It is a cyclic number.

It is not a de Polignac number, because 50625389 - 2⁴ = 50625373 is a prime.

It is a super-2 number, since 2×50625389² = 5125860022802642, which contains 22 as substring.

Together with 50625391, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50622389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25312694 + 25312695.

It is an arithmetic number, because the mean of its divisors is an integer number (25312695).

Almost surely, 2^50625389 is an apocalyptic number.

It is an amenable number.

50625389 is a deficient number, since it is larger than the sum of its proper divisors (1).

50625389 is an equidigital number, since it uses as much as digits as its factorization.

50625389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 50625389 is about 7115.1520714599. The cubic root of 50625389 is about 369.9327586597.

The spelling of 50625389 in words is "fifty million, six hundred twenty-five thousand, three hundred eighty-nine".