397366 has 8 divisors (see below), whose sum is σ = 627480. Its totient is φ = 188208.

The previous prime is 397361. The next prime is 397373. The reversal of 397366 is 663793.

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

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (397361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5191 + ... + 5266.

It is an arithmetic number, because the mean of its divisors is an integer number (78435).

2³⁹⁷³⁶⁶ is an apocalyptic number.

397366 is a deficient number, since it is larger than the sum of its proper divisors (230114).

397366 is a wasteful number, since it uses less digits than its factorization.

397366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10478.

The product of its digits is 20412, while the sum is 34.

The square root of 397366 is about 630.3697327759. The cubic root of 397366 is about 73.5185446905.

The spelling of 397366 in words is "three hundred ninety-seven thousand, three hundred sixty-six".