425123316 has 60 divisors (see below), whose sum is σ = 1115194080. Its totient is φ = 141218640.

The previous prime is 425123263. The next prime is 425123339. The reversal of 425123316 is 613321524.

425123316 is a `hidden beast` number, since 425 + 1 + 233 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 425123316.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 98655 + ... + 102873.

It is an arithmetic number, because the mean of its divisors is an integer number (18586568).

Almost surely, 2^425123316 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425123316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (557597040).

425123316 is an abundant number, since it is smaller than the sum of its proper divisors (690070764).

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

425123316 is a wasteful number, since it uses less digits than its factorization.

425123316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4546 (or 4535 counting only the distinct ones).

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

The square root of 425123316 is about 20618.5187634806. The cubic root of 425123316 is about 751.9200085618.

The spelling of 425123316 in words is "four hundred twenty-five million, one hundred twenty-three thousand, three hundred sixteen".