12434664 has 128 divisors (see below), whose sum is σ = 37209600. Its totient is φ = 3421440.

The previous prime is 12434659. The next prime is 12434687. The reversal of 12434664 is 46643421.

12434664 = T₄₈₇ + T₄₈₈ + ... + T₅₇₄.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 185559 + ... + 185625.

It is an arithmetic number, because the mean of its divisors is an integer number (290700).

Almost surely, 2^12434664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12434664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18604800).

12434664 is an abundant number, since it is smaller than the sum of its proper divisors (24774936).

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

12434664 is a wasteful number, since it uses less digits than its factorization.

12434664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143 (or 139 counting only the distinct ones).

The product of its digits is 13824, while the sum is 30.

The square root of 12434664 is about 3526.2818945739. The cubic root of 12434664 is about 231.6743846666.

The spelling of 12434664 in words is "twelve million, four hundred thirty-four thousand, six hundred sixty-four".