12673512 has 24 divisors (see below), whose sum is σ = 34324290. Its totient is φ = 4224480.

The previous prime is 12673501. The next prime is 12673523. The reversal of 12673512 is 21537621.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12673501) and next prime (12673523).

It can be written as a sum of positive squares in only one way, i.e., 8964036 + 3709476 = 2994^2 + 1926^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 87939 + ... + 88082.

Almost surely, 2^12673512 is an apocalyptic number.

12673512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12673512 is an abundant number, since it is smaller than the sum of its proper divisors (21650778).

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

12673512 is a wasteful number, since it uses less digits than its factorization.

12673512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176033 (or 176026 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 12673512 is about 3559.9876404280. The cubic root of 12673512 is about 233.1483395378.

The spelling of 12673512 in words is "twelve million, six hundred seventy-three thousand, five hundred twelve".