3601443421 has 8 divisors (see below), whose sum is σ = 3813925824. Its totient is φ = 3389031360.

The previous prime is 3601443413. The next prime is 3601443427. The reversal of 3601443421 is 1243441063.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3601443421 - 2³ = 3601443413 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3601443421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3601443427) 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, 117576 + ... + 145006.

It is an arithmetic number, because the mean of its divisors is an integer number (476740728).

Almost surely, 2^3601443421 is an apocalyptic number.

It is an amenable number.

3601443421 is a deficient number, since it is larger than the sum of its proper divisors (212482403).

3601443421 is a wasteful number, since it uses less digits than its factorization.

3601443421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35171.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 3601443421 is about 60012.0273028665. The cubic root of 3601443421 is about 1532.8236720702.

Adding to 3601443421 its reverse (1243441063), we get a palindrome (4844884484).

The spelling of 3601443421 in words is "three billion, six hundred one million, four hundred forty-three thousand, four hundred twenty-one".