425039 has 2 divisors, whose sum is σ = 425040. Its totient is φ = 425038.

The previous prime is 425027. The next prime is 425057. The reversal of 425039 is 930524.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425039 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212519 + 212520.

It is an arithmetic number, because the mean of its divisors is an integer number (212520).

2⁴²⁵⁰³⁹ is an apocalyptic number.

425039 is a deficient number, since it is larger than the sum of its proper divisors (1).

425039 is an equidigital number, since it uses as much as digits as its factorization.

425039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 425039 is about 651.9501514687. The cubic root of 425039 is about 75.1870295081.

The spelling of 425039 in words is "four hundred twenty-five thousand, thirty-nine".