425145632 has 24 divisors (see below), whose sum is σ = 837474876. Its totient is φ = 212453632.

The previous prime is 425145629. The next prime is 425145659. The reversal of 425145632 is 236541524.

It can be written as a sum of positive squares in 2 ways, for example, as 409495696 + 15649936 = 20236^2 + 3956^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 92378 + ... + 96870.

Almost surely, 2^425145632 is an apocalyptic number.

It is an amenable number.

425145632 is a deficient number, since it is larger than the sum of its proper divisors (412329244).

425145632 is a wasteful number, since it uses less digits than its factorization.

425145632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7460 (or 7452 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

The square root of 425145632 is about 20619.0599203746. The cubic root of 425145632 is about 751.9331651783.

The spelling of 425145632 in words is "four hundred twenty-five million, one hundred forty-five thousand, six hundred thirty-two".