22034312 has 16 divisors (see below), whose sum is σ = 43744860. Its totient is φ = 10369024.

The previous prime is 22034303. The next prime is 22034321. The reversal of 22034312 is 21343022.

It is an interprime number because it is at equal distance from previous prime (22034303) and next prime (22034321).

It can be written as a sum of positive squares in 2 ways, for example, as 22033636 + 676 = 4694^2 + 26^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

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, 80873 + ... + 81144.

Almost surely, 2^22034312 is an apocalyptic number.

It is an amenable number.

22034312 is a deficient number, since it is larger than the sum of its proper divisors (21710548).

22034312 is a wasteful number, since it uses less digits than its factorization.

22034312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162040 (or 162036 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 22034312 is about 4694.0720062649. The cubic root of 22034312 is about 280.3495294803.

Adding to 22034312 its reverse (21343022), we get a palindrome (43377334).

The spelling of 22034312 in words is "twenty-two million, thirty-four thousand, three hundred twelve".