1386604672 has 32 divisors (see below), whose sum is σ = 2765811600. Its totient is φ = 692440320.

The previous prime is 1386604649. The next prime is 1386604691. The reversal of 1386604672 is 2764066831.

It is a tau number, because it is divible by the number of its divisors (32).

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, 103647 + ... + 116257.

Almost surely, 2^1386604672 is an apocalyptic number.

It is an amenable number.

1386604672 is a deficient number, since it is larger than the sum of its proper divisors (1379206928).

1386604672 is an equidigital number, since it uses as much as digits as its factorization.

1386604672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13484 (or 13472 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 1386604672 is about 37237.1410288169. The cubic root of 1386604672 is about 1115.1095958283.

The spelling of 1386604672 in words is "one billion, three hundred eighty-six million, six hundred four thousand, six hundred seventy-two".