12429132 has 12 divisors (see below), whose sum is σ = 29001336. Its totient is φ = 4143040.

The previous prime is 12429127. The next prime is 12429143. The reversal of 12429132 is 23192421.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 517869 + ... + 517892.

It is an arithmetic number, because the mean of its divisors is an integer number (2416778).

Almost surely, 2^12429132 is an apocalyptic number.

12429132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12429132 is an abundant number, since it is smaller than the sum of its proper divisors (16572204).

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

12429132 is a wasteful number, since it uses less digits than its factorization.

12429132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035768 (or 1035766 counting only the distinct ones).

The product of its digits is 864, while the sum is 24.

The square root of 12429132 is about 3525.4974117137. The cubic root of 12429132 is about 231.6400233896.

It can be divided in two parts, 12429 and 132, that added together give a triangular number (12561 = T₁₅₈).

The spelling of 12429132 in words is "twelve million, four hundred twenty-nine thousand, one hundred thirty-two".