12366040 has 32 divisors (see below), whose sum is σ = 28000080. Its totient is φ = 4915072.

The previous prime is 12366037. The next prime is 12366041. The reversal of 12366040 is 4066321.

12366040 = T₇₅ + T₇₆ + ... + T₄₂₀.

12366040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12366041) 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, 6027 + ... + 7813.

Almost surely, 2^12366040 is an apocalyptic number.

12366040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12366040 is an abundant number, since it is smaller than the sum of its proper divisors (15634040).

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

12366040 is a wasteful number, since it uses less digits than its factorization.

12366040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1971 (or 1967 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 12366040 is about 3516.5380703186. The cubic root of 12366040 is about 231.2474126811.

The spelling of 12366040 in words is "twelve million, three hundred sixty-six thousand, forty".