312134322 has 16 divisors (see below), whose sum is σ = 624510432. Its totient is φ = 104004480.

The previous prime is 312134287. The next prime is 312134323. The reversal of 312134322 is 223431213.

It is not an unprimeable number, because it can be changed into a prime (312134323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9693 + ... + 26799.

It is an arithmetic number, because the mean of its divisors is an integer number (39031902).

Almost surely, 2^312134322 is an apocalyptic number.

312134322 is an abundant number, since it is smaller than the sum of its proper divisors (312376110).

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

312134322 is a wasteful number, since it uses less digits than its factorization.

312134322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20153.

The product of its digits is 864, while the sum is 21.

The square root of 312134322 is about 17667.3235664036. The cubic root of 312134322 is about 678.3396067545.

Adding to 312134322 its reverse (223431213), we get a palindrome (535565535).

The spelling of 312134322 in words is "three hundred twelve million, one hundred thirty-four thousand, three hundred twenty-two".