3443221390 has 32 divisors (see below), whose sum is σ = 7085804544. Its totient is φ = 1180098720.

The previous prime is 3443221381. The next prime is 3443221391. The reversal of 3443221390 is 931223443.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3443221391) 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, 225787 + ... + 240553.

It is an arithmetic number, because the mean of its divisors is an integer number (221431392).

Almost surely, 2^3443221390 is an apocalyptic number.

3443221390 is an abundant number, since it is smaller than the sum of its proper divisors (3642583154).

3443221390 is a wasteful number, since it uses less digits than its factorization.

3443221390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18112.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 3443221390 is about 58678.9688900546. The cubic root of 3443221390 is about 1510.0395279333.

The spelling of 3443221390 in words is "three billion, four hundred forty-three million, two hundred twenty-one thousand, three hundred ninety".