12645452 has 12 divisors (see below), whose sum is σ = 22154496. Its totient is φ = 6315600.

The previous prime is 12645449. The next prime is 12645461. The reversal of 12645452 is 25454621.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

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, 5702 + ... + 7602.

It is an arithmetic number, because the mean of its divisors is an integer number (1846208).

Almost surely, 2^12645452 is an apocalyptic number.

It is an amenable number.

12645452 is a deficient number, since it is larger than the sum of its proper divisors (9509044).

12645452 is a wasteful number, since it uses less digits than its factorization.

12645452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3568 (or 3566 counting only the distinct ones).

The product of its digits is 9600, while the sum is 29.

The square root of 12645452 is about 3556.0444316684. The cubic root of 12645452 is about 232.9761437381.

It can be divided in two parts, 1264 and 5452, that multiplied together give a triangular number (6891328 = T₃₇₁₂).

The spelling of 12645452 in words is "twelve million, six hundred forty-five thousand, four hundred fifty-two".