396292394 has 4 divisors (see below), whose sum is σ = 594438594. Its totient is φ = 198146196.

The previous prime is 396292373. The next prime is 396292411. The reversal of 396292394 is 493292693.

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., 226954225 + 169338169 = 15065^2 + 13013^2 .

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 as a sum of consecutive naturals, namely, 99073097 + ... + 99073100.

Almost surely, 2^396292394 is an apocalyptic number.

396292394 is a deficient number, since it is larger than the sum of its proper divisors (198146200).

396292394 is a wasteful number, since it uses less digits than its factorization.

396292394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198146199.

The product of its digits is 629856, while the sum is 47.

The square root of 396292394 is about 19907.0940621679. The cubic root of 396292394 is about 734.5227401302.

The spelling of 396292394 in words is "three hundred ninety-six million, two hundred ninety-two thousand, three hundred ninety-four".