399325595 has 4 divisors (see below), whose sum is σ = 479190720. Its totient is φ = 319460472.

The previous prime is 399325573. The next prime is 399325627. The reversal of 399325595 is 595523993.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 595523993 = 59 ⋅10093627.

It is a cyclic number.

It is not a de Polignac number, because 399325595 - 2¹⁰ = 399324571 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39932555 + ... + 39932564.

It is an arithmetic number, because the mean of its divisors is an integer number (119797680).

Almost surely, 2^399325595 is an apocalyptic number.

399325595 is a deficient number, since it is larger than the sum of its proper divisors (79865125).

399325595 is an equidigital number, since it uses as much as digits as its factorization.

399325595 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79865124.

The product of its digits is 1640250, while the sum is 50.

The square root of 399325595 is about 19983.1327624074. The cubic root of 399325595 is about 736.3919785801.

The spelling of 399325595 in words is "three hundred ninety-nine million, three hundred twenty-five thousand, five hundred ninety-five".