12045426 has 16 divisors (see below), whose sum is σ = 24486528. Its totient is φ = 3949200.

The previous prime is 12045409. The next prime is 12045427. The reversal of 12045426 is 62454021.

It is a junction number, because it is equal to n+sod(n) for n = 12045396 and 12045405.

It is not an unprimeable number, because it can be changed into a prime (12045427) 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, 16090 + ... + 16821.

It is an arithmetic number, because the mean of its divisors is an integer number (1530408).

Almost surely, 2^12045426 is an apocalyptic number.

12045426 is an abundant number, since it is smaller than the sum of its proper divisors (12441102).

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

12045426 is a wasteful number, since it uses less digits than its factorization.

12045426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32977.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 12045426 is about 3470.6521001103. The cubic root of 12045426 is about 229.2313724649.

Adding to 12045426 its reverse (62454021), we get a palindrome (74499447).

The spelling of 12045426 in words is "twelve million, forty-five thousand, four hundred twenty-six".