425231732 has 12 divisors (see below), whose sum is σ = 756355236. Its totient is φ = 209130240.

The previous prime is 425231717. The next prime is 425231767. The reversal of 425231732 is 237132524.

It can be written as a sum of positive squares in 2 ways, for example, as 182682256 + 242549476 = 13516^2 + 15574^2 .

It is a junction number, because it is equal to n+sod(n) for n = 425231695 and 425231704.

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, 871133 + ... + 871620.

It is an arithmetic number, because the mean of its divisors is an integer number (63029603).

Almost surely, 2^425231732 is an apocalyptic number.

It is an amenable number.

425231732 is a deficient number, since it is larger than the sum of its proper divisors (331123504).

425231732 is a wasteful number, since it uses less digits than its factorization.

425231732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1742818 (or 1742816 counting only the distinct ones).

The product of its digits is 10080, while the sum is 29.

The square root of 425231732 is about 20621.1476887199. The cubic root of 425231732 is about 751.9839219627.

The spelling of 425231732 in words is "four hundred twenty-five million, two hundred thirty-one thousand, seven hundred thirty-two".