312234004 has 6 divisors (see below), whose sum is σ = 546409514. Its totient is φ = 156117000.

The previous prime is 312234001. The next prime is 312234017. The reversal of 312234004 is 400432213.

It can be written as a sum of positive squares in only one way, i.e., 305200900 + 7033104 = 17470^2 + 2652^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312234001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39029247 + ... + 39029254.

Almost surely, 2^312234004 is an apocalyptic number.

It is an amenable number.

312234004 is a deficient number, since it is larger than the sum of its proper divisors (234175510).

312234004 is a wasteful number, since it uses less digits than its factorization.

312234004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78058505 (or 78058503 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 312234004 is about 17670.1444249899. The cubic root of 312234004 is about 678.4118096995.

Adding to 312234004 its reverse (400432213), we get a palindrome (712666217).

The spelling of 312234004 in words is "three hundred twelve million, two hundred thirty-four thousand, four".