425134738 has 16 divisors (see below), whose sum is σ = 729106560. Its totient is φ = 182124576.

The previous prime is 425134727. The next prime is 425134741. The reversal of 425134738 is 837431524.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 425134697 and 425134706.

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 7 ways as a sum of consecutive naturals, for example, 40195 + ... + 49657.

It is an arithmetic number, because the mean of its divisors is an integer number (45569160).

Almost surely, 2^425134738 is an apocalyptic number.

425134738 is a deficient number, since it is larger than the sum of its proper divisors (303971822).

425134738 is a wasteful number, since it uses less digits than its factorization.

425134738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12681.

The product of its digits is 80640, while the sum is 37.

The square root of 425134738 is about 20618.7957456298. The cubic root of 425134738 is about 751.9267425714.

The spelling of 425134738 in words is "four hundred twenty-five million, one hundred thirty-four thousand, seven hundred thirty-eight".