3664801 has 4 divisors (see below), whose sum is σ = 4188352. Its totient is φ = 3141252.

The previous prime is 3664799. The next prime is 3664811. The reversal of 3664801 is 1084663.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1084663 = 67 ⋅16189.

It is a cyclic number.

It is not a de Polignac number, because 3664801 - 2¹ = 3664799 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3664801.

It is not an unprimeable number, because it can be changed into a prime (3664811) 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, 261765 + ... + 261778.

It is an arithmetic number, because the mean of its divisors is an integer number (1047088).

Almost surely, 2^3664801 is an apocalyptic number.

It is an amenable number.

3664801 is a deficient number, since it is larger than the sum of its proper divisors (523551).

3664801 is an equidigital number, since it uses as much as digits as its factorization.

3664801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523550.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 3664801 is about 1914.3669972082. The cubic root of 3664801 is about 154.1760089136.

It can be divided in two parts, 3664 and 801, that added together give a triangular number (4465 = T₉₄).

The spelling of 3664801 in words is "three million, six hundred sixty-four thousand, eight hundred one".