12003480 has 48 divisors (see below), whose sum is σ = 39012480. Its totient is φ = 3200832.

The previous prime is 12003457. The next prime is 12003527. The reversal of 12003480 is 8430021.

It is a happy number.

It is a super-2 number, since 2×12003480² = 288167064220800, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16312 + ... + 17031.

It is an arithmetic number, because the mean of its divisors is an integer number (812760).

Almost surely, 2^12003480 is an apocalyptic number.

12003480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12003480 is an abundant number, since it is smaller than the sum of its proper divisors (27009000).

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

12003480 is a wasteful number, since it uses less digits than its factorization.

12003480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33360 (or 33353 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 12003480 is about 3464.6038734609. The cubic root of 12003480 is about 228.9649775137.

The spelling of 12003480 in words is "twelve million, three thousand, four hundred eighty".