312434022 has 24 divisors (see below), whose sum is σ = 640501128. Its totient is φ = 101601280.

The previous prime is 312433987. The next prime is 312434029. The reversal of 312434022 is 220434213.

It is a self number, because there is not a number n which added to its sum of digits gives 312434022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312434029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5403 + ... + 25574.

It is an arithmetic number, because the mean of its divisors is an integer number (26687547).

Almost surely, 2^312434022 is an apocalyptic number.

312434022 is an abundant number, since it is smaller than the sum of its proper divisors (328067106).

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

312434022 is a wasteful number, since it uses less digits than its factorization.

312434022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31064 (or 31023 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 312434022 is about 17675.8032915056. The cubic root of 312434022 is about 678.5566429618.

Adding to 312434022 its reverse (220434213), we get a palindrome (532868235).

The spelling of 312434022 in words is "three hundred twelve million, four hundred thirty-four thousand, twenty-two".