12434280 has 32 divisors (see below), whose sum is σ = 37303200. Its totient is φ = 3315776.

The previous prime is 12434269. The next prime is 12434281. The reversal of 12434280 is 8243421.

It is a super-2 number, since 2×12434280² = 309222638236800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 12434280.

It is not an unprimeable number, because it can be changed into a prime (12434281) 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, 51690 + ... + 51929.

It is an arithmetic number, because the mean of its divisors is an integer number (1165725).

Almost surely, 2^12434280 is an apocalyptic number.

12434280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12434280 is an abundant number, since it is smaller than the sum of its proper divisors (24868920).

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

12434280 is a wasteful number, since it uses less digits than its factorization.

12434280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103633 (or 103629 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 12434280 is about 3526.2274458690. The cubic root of 12434280 is about 231.6719998312.

The spelling of 12434280 in words is "twelve million, four hundred thirty-four thousand, two hundred eighty".