3664477 has 4 divisors (see below), whose sum is σ = 3697020. Its totient is φ = 3631936.

The previous prime is 3664447. The next prime is 3664483. The reversal of 3664477 is 7744663.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7744663 = 139 ⋅55717.

It can be written as a sum of positive squares in 2 ways, for example, as 1069156 + 2595321 = 1034^2 + 1611^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3664477 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3664447) 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, 16102 + ... + 16327.

It is an arithmetic number, because the mean of its divisors is an integer number (924255).

Almost surely, 2^3664477 is an apocalyptic number.

It is an amenable number.

3664477 is a deficient number, since it is larger than the sum of its proper divisors (32543).

3664477 is a wasteful number, since it uses less digits than its factorization.

3664477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32542.

The product of its digits is 84672, while the sum is 37.

The square root of 3664477 is about 1914.2823720653. The cubic root of 3664477 is about 154.1714652836.

The spelling of 3664477 in words is "three million, six hundred sixty-four thousand, four hundred seventy-seven".