3644464344 has 64 divisors (see below), whose sum is σ = 9197712000. Its totient is φ = 1203336960.

The previous prime is 3644464331. The next prime is 3644464349. The reversal of 3644464344 is 4434644463.

3644464344 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 3644464296 and 3644464305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3644464349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1205667 + ... + 1208685.

It is an arithmetic number, because the mean of its divisors is an integer number (143714250).

Almost surely, 2^3644464344 is an apocalyptic number.

It is an amenable number.

3644464344 is an abundant number, since it is smaller than the sum of its proper divisors (5553247656).

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

3644464344 is a wasteful number, since it uses less digits than its factorization.

3644464344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3488 (or 3484 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 42.

The square root of 3644464344 is about 60369.3990693961. The cubic root of 3644464344 is about 1538.9029607540.

The spelling of 3644464344 in words is "three billion, six hundred forty-four million, four hundred sixty-four thousand, three hundred forty-four".