3664807 has 6 divisors (see below), whose sum is σ = 3722264. Its totient is φ = 3608220.

The previous prime is 3664799. The next prime is 3664811. The reversal of 3664807 is 7084663.

It is not a de Polignac number, because 3664807 - 2³ = 3664799 is a prime.

It is a Duffinian number.

3664807 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3664307) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4678 + ... + 5404.

Almost surely, 2^3664807 is an apocalyptic number.

3664807 is a deficient number, since it is larger than the sum of its proper divisors (57457).

3664807 is an frugal number, since it uses more digits than its factorization.

3664807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869 (or 798 counting only the distinct ones).

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

The square root of 3664807 is about 1914.3685643052. The cubic root of 3664807 is about 154.1760930524.

The spelling of 3664807 in words is "three million, six hundred sixty-four thousand, eight hundred seven".