425913 has 4 divisors (see below), whose sum is σ = 567888. Its totient is φ = 283940.

The previous prime is 425911. The next prime is 425939. The reversal of 425913 is 319524.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 425913 - 2¹ = 425911 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (425911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70983 + ... + 70988.

It is an arithmetic number, because the mean of its divisors is an integer number (141972).

2⁴²⁵⁹¹³ is an apocalyptic number.

It is an amenable number.

425913 is a deficient number, since it is larger than the sum of its proper divisors (141975).

425913 is a wasteful number, since it uses less digits than its factorization.

425913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141974.

The product of its digits is 1080, while the sum is 24.

The square root of 425913 is about 652.6201038889. The cubic root of 425913 is about 75.2385294672.

The spelling of 425913 in words is "four hundred twenty-five thousand, nine hundred thirteen".