331201004 has 24 divisors (see below), whose sum is σ = 617481648. Its totient is φ = 154897920.

The previous prime is 331200983. The next prime is 331201019. The reversal of 331201004 is 400102133.

It is a self number, because there is not a number n which added to its sum of digits gives 331201004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3857 + ... + 26024.

It is an arithmetic number, because the mean of its divisors is an integer number (25728402).

Almost surely, 2^331201004 is an apocalyptic number.

331201004 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

331201004 is a deficient number, since it is larger than the sum of its proper divisors (286280644).

331201004 is a wasteful number, since it uses less digits than its factorization.

331201004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30065 (or 30063 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 331201004 is about 18198.9286497860. The cubic root of 331201004 is about 691.8796359201.

Adding to 331201004 its reverse (400102133), we get a palindrome (731303137).

The spelling of 331201004 in words is "three hundred thirty-one million, two hundred one thousand, four".