396309173 has 8 divisors (see below), whose sum is σ = 427650048. Its totient is φ = 365090544.

The previous prime is 396309161. The next prime is 396309181. The reversal of 396309173 is 371903693.

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

It is not a de Polignac number, because 396309173 - 2⁸ = 396308917 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 396309173.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396309103) 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, 23765 + ... + 36842.

It is an arithmetic number, because the mean of its divisors is an integer number (53456256).

Almost surely, 2^396309173 is an apocalyptic number.

It is an amenable number.

396309173 is a deficient number, since it is larger than the sum of its proper divisors (31340875).

396309173 is a wasteful number, since it uses less digits than its factorization.

396309173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61123.

The product of its (nonzero) digits is 91854, while the sum is 41.

The square root of 396309173 is about 19907.5154903870. The cubic root of 396309173 is about 734.5331065358.

The spelling of 396309173 in words is "three hundred ninety-six million, three hundred nine thousand, one hundred seventy-three".