12578032 has 10 divisors (see below), whose sum is σ = 24369968. Its totient is φ = 6289008.

The previous prime is 12578029. The next prime is 12578047. The reversal of 12578032 is 23087521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 393048 + ... + 393079.

Almost surely, 2^12578032 is an apocalyptic number.

It is an amenable number.

12578032 is a deficient number, since it is larger than the sum of its proper divisors (11791936).

12578032 is an equidigital number, since it uses as much as digits as its factorization.

12578032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786135 (or 786129 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 12578032 is about 3546.5521284763. The cubic root of 12578032 is about 232.5613635386.

The spelling of 12578032 in words is "twelve million, five hundred seventy-eight thousand, thirty-two".