3648764 has 24 divisors (see below), whose sum is σ = 7354368. Its totient is φ = 1551600.

The previous prime is 3648739. The next prime is 3648767. The reversal of 3648764 is 4678463.

It is a happy number.

3648764 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3648767) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3797 + ... + 4659.

It is an arithmetic number, because the mean of its divisors is an integer number (306432).

Almost surely, 2^3648764 is an apocalyptic number.

It is an amenable number.

3648764 is an abundant number, since it is smaller than the sum of its proper divisors (3705604).

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

3648764 is a wasteful number, since it uses less digits than its factorization.

3648764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025 (or 1023 counting only the distinct ones).

The product of its digits is 96768, while the sum is 38.

The square root of 3648764 is about 1910.1738140808. The cubic root of 3648764 is about 153.9507910465.

The spelling of 3648764 in words is "three million, six hundred forty-eight thousand, seven hundred sixty-four".