395425306 has 4 divisors (see below), whose sum is σ = 593137962. Its totient is φ = 197712652.

The previous prime is 395425297. The next prime is 395425339. The reversal of 395425306 is 603524593.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 272415025 + 123010281 = 16505^2 + 11091^2 .

It is a super-2 number, since 2×395425306² = 312722345250387272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98856325 + ... + 98856328.

Almost surely, 2^395425306 is an apocalyptic number.

395425306 is a deficient number, since it is larger than the sum of its proper divisors (197712656).

395425306 is a wasteful number, since it uses less digits than its factorization.

395425306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197712655.

The product of its (nonzero) digits is 97200, while the sum is 37.

The square root of 395425306 is about 19885.3037693670. The cubic root of 395425306 is about 733.9866368738.

Adding to 395425306 its reverse (603524593), we get a palindrome (998949899).

The spelling of 395425306 in words is "three hundred ninety-five million, four hundred twenty-five thousand, three hundred six".