3646464 has 44 divisors (see below), whose sum is σ = 9727344. Its totient is φ = 1214464.

The previous prime is 3646463. The next prime is 3646471. The reversal of 3646464 is 4646463.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (3646463) 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, 2479 + ... + 3665.

It is an arithmetic number, because the mean of its divisors is an integer number (221076).

Almost surely, 2^3646464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3646464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4863672).

3646464 is an abundant number, since it is smaller than the sum of its proper divisors (6080880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3646464 is a wasteful number, since it uses less digits than its factorization.

3646464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1210 (or 1192 counting only the distinct ones).

The product of its digits is 41472, while the sum is 33.

The square root of 3646464 is about 1909.5716797230. The cubic root of 3646464 is about 153.9184365976.

Subtracting 3646464 from its reverse (4646463), we obtain a palindrome (999999).

The spelling of 3646464 in words is "three million, six hundred forty-six thousand, four hundred sixty-four".