396547273 has 4 divisors (see below), whose sum is σ = 397081728. Its totient is φ = 396012820.

The previous prime is 396547267. The next prime is 396547279. The reversal of 396547273 is 372745693.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (396547267) and next prime (396547279).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-396547273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (396547279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266113 + ... + 267598.

It is an arithmetic number, because the mean of its divisors is an integer number (99270432).

Almost surely, 2^396547273 is an apocalyptic number.

It is an amenable number.

396547273 is a deficient number, since it is larger than the sum of its proper divisors (534455).

396547273 is an equidigital number, since it uses as much as digits as its factorization.

396547273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534454.

The product of its digits is 952560, while the sum is 46.

The square root of 396547273 is about 19913.4947460259. The cubic root of 396547273 is about 734.6801780072.

The spelling of 396547273 in words is "three hundred ninety-six million, five hundred forty-seven thousand, two hundred seventy-three".