425464 has 16 divisors (see below), whose sum is σ = 859320. Its totient is φ = 196320.

The previous prime is 425443. The next prime is 425471. The reversal of 425464 is 464524.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1942 + ... + 2149.

2⁴²⁵⁴⁶⁴ is an apocalyptic number.

It is an amenable number.

425464 is an abundant number, since it is smaller than the sum of its proper divisors (433856).

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

425464 is a wasteful number, since it uses less digits than its factorization.

425464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4110 (or 4106 counting only the distinct ones).

The product of its digits is 3840, while the sum is 25.

The square root of 425464 is about 652.2760151960. The cubic root of 425464 is about 75.2120812037.

Adding to 425464 its reverse (464524), we get a palindrome (889988).

Subtracting 425464 from its reverse (464524), we obtain a triangular number (39060 = T₂₇₉).

The spelling of 425464 in words is "four hundred twenty-five thousand, four hundred sixty-four".