425394 has 12 divisors (see below), whose sum is σ = 921726. Its totient is φ = 141792.

The previous prime is 425393. The next prime is 425417. The reversal of 425394 is 493524.

It can be written as a sum of positive squares in only one way, i.e., 275625 + 149769 = 525^2 + 387^2 .

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 425394.

It is not an unprimeable number, because it can be changed into a prime (425393) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11799 + ... + 11834.

2⁴²⁵³⁹⁴ is an apocalyptic number.

425394 is an abundant number, since it is smaller than the sum of its proper divisors (496332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425394 is a wasteful number, since it uses less digits than its factorization.

425394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23641 (or 23638 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 425394 is about 652.2223547227. Note that the first 3 decimals coincide. The cubic root of 425394 is about 75.2079561900.

The spelling of 425394 in words is "four hundred twenty-five thousand, three hundred ninety-four".