396858394 has 8 divisors (see below), whose sum is σ = 598613760. Its totient is φ = 197320476.

The previous prime is 396858389. The next prime is 396858401. The reversal of 396858394 is 493858693.

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, 553914 + ... + 554629.

It is an arithmetic number, because the mean of its divisors is an integer number (74826720).

Almost surely, 2^396858394 is an apocalyptic number.

396858394 is a deficient number, since it is larger than the sum of its proper divisors (201755366).

396858394 is a wasteful number, since it uses less digits than its factorization.

396858394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1108724.

The product of its digits is 5598720, while the sum is 55.

The square root of 396858394 is about 19921.3050275327. The cubic root of 396858394 is about 734.8722649666.

The spelling of 396858394 in words is "three hundred ninety-six million, eight hundred fifty-eight thousand, three hundred ninety-four".