425508386 has 8 divisors (see below), whose sum is σ = 647006124. Its totient is φ = 209839680.

The previous prime is 425508379. The next prime is 425508427. The reversal of 425508386 is 683805524.

It can be written as a sum of positive squares in 2 ways, for example, as 385376161 + 40132225 = 19631^2 + 6335^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1457075 + ... + 1457366.

Almost surely, 2^425508386 is an apocalyptic number.

425508386 is a deficient number, since it is larger than the sum of its proper divisors (221497738).

425508386 is a wasteful number, since it uses less digits than its factorization.

425508386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2914516.

The product of its (nonzero) digits is 230400, while the sum is 41.

The square root of 425508386 is about 20627.8546145740. The cubic root of 425508386 is about 752.1469658155.

The spelling of 425508386 in words is "four hundred twenty-five million, five hundred eight thousand, three hundred eighty-six".