6147664 has 20 divisors (see below), whose sum is σ = 11971456. Its totient is φ = 3058272.

The previous prime is 6147653. The next prime is 6147721. The reversal of 6147664 is 4667416.

It is a happy number.

It is a congruent number.

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, 2707 + ... + 4429.

Almost surely, 2^6147664 is an apocalyptic number.

It is an amenable number.

6147664 is a deficient number, since it is larger than the sum of its proper divisors (5823792).

6147664 is a wasteful number, since it uses less digits than its factorization.

6147664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1954 (or 1948 counting only the distinct ones).

The product of its digits is 24192, while the sum is 34.

The square root of 6147664 is about 2479.4483257370. The cubic root of 6147664 is about 183.1906798460.

The spelling of 6147664 in words is "six million, one hundred forty-seven thousand, six hundred sixty-four".