312034132 has 12 divisors (see below), whose sum is σ = 550892916. Its totient is φ = 154636160.

The previous prime is 312034109. The next prime is 312034141. The reversal of 312034132 is 231430213.

It can be written as a sum of positive squares in 2 ways, for example, as 15023376 + 297010756 = 3876^2 + 17234^2 .

It is a congruent number.

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, 344719 + ... + 345622.

It is an arithmetic number, because the mean of its divisors is an integer number (45907743).

Almost surely, 2^312034132 is an apocalyptic number.

It is an amenable number.

312034132 is a deficient number, since it is larger than the sum of its proper divisors (238858784).

312034132 is a wasteful number, since it uses less digits than its factorization.

312034132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690458 (or 690456 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 312034132 is about 17664.4878782262. The cubic root of 312034132 is about 678.2670203568.

Adding to 312034132 its reverse (231430213), we get a palindrome (543464345).

The spelling of 312034132 in words is "three hundred twelve million, thirty-four thousand, one hundred thirty-two".