3641213544 has 32 divisors (see below), whose sum is σ = 9638507520. Its totient is φ = 1142341376.

The previous prime is 3641213539. The next prime is 3641213573. The reversal of 3641213544 is 4453121463.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4461864 + ... + 4462679.

It is an arithmetic number, because the mean of its divisors is an integer number (301203360).

Almost surely, 2^3641213544 is an apocalyptic number.

3641213544 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

3641213544 is an abundant number, since it is smaller than the sum of its proper divisors (5997293976).

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

3641213544 is a wasteful number, since it uses less digits than its factorization.

3641213544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8924569 (or 8924565 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 3641213544 is about 60342.4688258609. The cubic root of 3641213544 is about 1538.4452662489.

The spelling of 3641213544 in words is "three billion, six hundred forty-one million, two hundred thirteen thousand, five hundred forty-four".