397627082 has 24 divisors (see below), whose sum is σ = 626564484. Its totient is φ = 189235904.

The previous prime is 397627073. The next prime is 397627099. The reversal of 397627082 is 280726793.

It can be written as a sum of positive squares in 2 ways, for example, as 393982801 + 3644281 = 19849^2 + 1909^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 245708 + ... + 247320.

Almost surely, 2^397627082 is an apocalyptic number.

397627082 is a deficient number, since it is larger than the sum of its proper divisors (228937402).

397627082 is a wasteful number, since it uses less digits than its factorization.

397627082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1894 (or 1871 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 44.

The square root of 397627082 is about 19940.5888077559. The cubic root of 397627082 is about 735.3464249993.

The spelling of 397627082 in words is "three hundred ninety-seven million, six hundred twenty-seven thousand, eighty-two".