425959 has 2 divisors, whose sum is σ = 425960. Its totient is φ = 425958.

The previous prime is 425939. The next prime is 425977. The reversal of 425959 is 959524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 425959 - 2¹⁵ = 393191 is a prime.

It is an Ulam number.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212979 + 212980.

It is an arithmetic number, because the mean of its divisors is an integer number (212980).

2⁴²⁵⁹⁵⁹ is an apocalyptic number.

425959 is a deficient number, since it is larger than the sum of its proper divisors (1).

425959 is an equidigital number, since it uses as much as digits as its factorization.

425959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16200, while the sum is 34.

The square root of 425959 is about 652.6553454926. The cubic root of 425959 is about 75.2412380390.

It can be divided in two parts, 42 and 5959, that multiplied together give a triangular number (250278 = T₇₀₇).

The spelling of 425959 in words is "four hundred twenty-five thousand, nine hundred fifty-nine".