12092040 has 48 divisors (see below), whose sum is σ = 39300300. Its totient is φ = 3224448.

The previous prime is 12092033. The next prime is 12092071. The reversal of 12092040 is 4029021.

It can be written as a sum of positive squares in 2 ways, for example, as 11249316 + 842724 = 3354^2 + 918^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16435 + ... + 17154.

Almost surely, 2^12092040 is an apocalyptic number.

12092040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12092040 is an abundant number, since it is smaller than the sum of its proper divisors (27208260).

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

12092040 is a wasteful number, since it uses less digits than its factorization.

12092040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33606 (or 33599 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 12092040 is about 3477.3610683966. The cubic root of 12092040 is about 229.5266889092.

It can be divided in two parts, 1209 and 2040, that added together give a square (3249 = 57²).

The spelling of 12092040 in words is "twelve million, ninety-two thousand, forty".