312041004 has 24 divisors (see below), whose sum is σ = 794286528. Its totient is φ = 94557840.

The previous prime is 312040991. The next prime is 312041011. The reversal of 312041004 is 400140213.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1181842 + ... + 1182105.

It is an arithmetic number, because the mean of its divisors is an integer number (33095272).

Almost surely, 2^312041004 is an apocalyptic number.

It is an amenable number.

312041004 is an abundant number, since it is smaller than the sum of its proper divisors (482245524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312041004 is a wasteful number, since it uses less digits than its factorization.

312041004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2363965 (or 2363963 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 312041004 is about 17664.6823917103. The cubic root of 312041004 is about 678.2719995308.

Adding to 312041004 its reverse (400140213), we get a palindrome (712181217).

The spelling of 312041004 in words is "three hundred twelve million, forty-one thousand, four".