397003 has 8 divisors (see below), whose sum is σ = 425376. Its totient is φ = 369600.

The previous prime is 396997. The next prime is 397013. The reversal of 397003 is 300793.

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

It is a cyclic number.

It is not a de Polignac number, because 397003 - 2⁵ = 396971 is a prime.

It is a super-2 number, since 2×397003² = 315222764018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (397013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 733 + ... + 1153.

It is an arithmetic number, because the mean of its divisors is an integer number (53172).

2³⁹⁷⁰⁰³ is an apocalyptic number.

397003 is a deficient number, since it is larger than the sum of its proper divisors (28373).

397003 is a wasteful number, since it uses less digits than its factorization.

397003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485.

The product of its (nonzero) digits is 567, while the sum is 22.

The square root of 397003 is about 630.0817407289. The cubic root of 397003 is about 73.4961510934.

Adding to 397003 its reverse (300793), we get a palindrome (697796).

The spelling of 397003 in words is "three hundred ninety-seven thousand, three".