397533273 has 8 divisors (see below), whose sum is σ = 535292736. Its totient is φ = 262398000.

The previous prime is 397533271. The next prime is 397533277. The reversal of 397533273 is 372335793.

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

It is not a de Polignac number, because 397533273 - 2¹ = 397533271 is a prime.

It is not an unprimeable number, because it can be changed into a prime (397533271) 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, 655693 + ... + 656298.

It is an arithmetic number, because the mean of its divisors is an integer number (66911592).

Almost surely, 2^397533273 is an apocalyptic number.

It is an amenable number.

397533273 is a deficient number, since it is larger than the sum of its proper divisors (137759463).

397533273 is a wasteful number, since it uses less digits than its factorization.

397533273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312095.

The product of its digits is 357210, while the sum is 42.

The square root of 397533273 is about 19938.2364566177. The cubic root of 397533273 is about 735.2885923035.

The spelling of 397533273 in words is "three hundred ninety-seven million, five hundred thirty-three thousand, two hundred seventy-three".