4167664 has 20 divisors (see below), whose sum is σ = 8157960. Its totient is φ = 2062400.

The previous prime is 4167661. The next prime is 4167673. The reversal of 4167664 is 4667614.

It is a happy number.

Its product of digits (24192) is a multiple of the sum of its prime factors (2688).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4167661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327 + ... + 2905.

It is an arithmetic number, because the mean of its divisors is an integer number (407898).

Almost surely, 2^4167664 is an apocalyptic number.

It is an amenable number.

4167664 is a deficient number, since it is larger than the sum of its proper divisors (3990296).

4167664 is a wasteful number, since it uses less digits than its factorization.

4167664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2688 (or 2682 counting only the distinct ones).

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

The square root of 4167664 is about 2041.4857334794. The cubic root of 4167664 is about 160.9277352733.

The spelling of 4167664 in words is "four million, one hundred sixty-seven thousand, six hundred sixty-four".