395872003 has 4 divisors (see below), whose sum is σ = 397271128. Its totient is φ = 394472880.

The previous prime is 395871937. The next prime is 395872027. The reversal of 395872003 is 300278593.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 395872003 - 2⁹ = 395871491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (395872033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 699138 + ... + 699703.

It is an arithmetic number, because the mean of its divisors is an integer number (99317782).

Almost surely, 2^395872003 is an apocalyptic number.

395872003 is a deficient number, since it is larger than the sum of its proper divisors (1399125).

395872003 is a wasteful number, since it uses less digits than its factorization.

395872003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1399124.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 395872003 is about 19896.5324365830. The cubic root of 395872003 is about 734.2629185049.

The spelling of 395872003 in words is "three hundred ninety-five million, eight hundred seventy-two thousand, three".