425734 has 4 divisors (see below), whose sum is σ = 638604. Its totient is φ = 212866.

The previous prime is 425713. The next prime is 425779. The reversal of 425734 is 437524.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 425699 and 425708.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106432 + ... + 106435.

It is an arithmetic number, because the mean of its divisors is an integer number (159651).

2⁴²⁵⁷³⁴ is an apocalyptic number.

425734 is a deficient number, since it is larger than the sum of its proper divisors (212870).

425734 is a wasteful number, since it uses less digits than its factorization.

425734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212869.

The product of its digits is 3360, while the sum is 25.

The square root of 425734 is about 652.4829499688. The cubic root of 425734 is about 75.2279877338.

It can be divided in two parts, 42 and 5734, that added together give a square (5776 = 76²).

The spelling of 425734 in words is "four hundred twenty-five thousand, seven hundred thirty-four".