12022734 has 32 divisors (see below), whose sum is σ = 24748416. Its totient is φ = 3892320.

The previous prime is 12022727. The next prime is 12022739. The reversal of 12022734 is 43722021.

It is a super-2 number, since 2×12022734² = 289092265669512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12022734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39009 + ... + 39315.

It is an arithmetic number, because the mean of its divisors is an integer number (773388).

Almost surely, 2^12022734 is an apocalyptic number.

12022734 is an abundant number, since it is smaller than the sum of its proper divisors (12725682).

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

12022734 is a wasteful number, since it uses less digits than its factorization.

12022734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 12022734 is about 3467.3814327241. The cubic root of 12022734 is about 229.0873347148.

Adding to 12022734 its reverse (43722021), we get a palindrome (55744755).

The spelling of 12022734 in words is "twelve million, twenty-two thousand, seven hundred thirty-four".