425069 has 4 divisors (see below), whose sum is σ = 428544. Its totient is φ = 421596.

The previous prime is 425059. The next prime is 425071. The reversal of 425069 is 960524.

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 a de Polignac number, because none of the positive numbers 2^k-425069 is a prime.

It is a super-2 number, since 2×425069² = 361367309522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 425069.

It is not an unprimeable number, because it can be changed into a prime (425039) 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, 1547 + ... + 1800.

It is an arithmetic number, because the mean of its divisors is an integer number (107136).

2⁴²⁵⁰⁶⁹ is an apocalyptic number.

It is an amenable number.

425069 is a deficient number, since it is larger than the sum of its proper divisors (3475).

425069 is a wasteful number, since it uses less digits than its factorization.

425069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3474.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 425069 is about 651.9731589567. The cubic root of 425069 is about 75.1887984107.

The spelling of 425069 in words is "four hundred twenty-five thousand, sixty-nine".