3221641401 has 16 divisors (see below), whose sum is σ = 4752027648. Its totient is φ = 1925008400.

The previous prime is 3221641363. The next prime is 3221641403. The reversal of 3221641401 is 1041461223.

It is a cyclic number.

It is not a de Polignac number, because 3221641401 - 2⁶ = 3221641337 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3221641403) 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, 685161 + ... + 689846.

It is an arithmetic number, because the mean of its divisors is an integer number (297001728).

Almost surely, 2^3221641401 is an apocalyptic number.

It is an amenable number.

3221641401 is a deficient number, since it is larger than the sum of its proper divisors (1530386247).

3221641401 is a wasteful number, since it uses less digits than its factorization.

3221641401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1375092.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 3221641401 is about 56759.5049397015. The cubic root of 3221641401 is about 1476.9271221341.

The spelling of 3221641401 in words is "three billion, two hundred twenty-one million, six hundred forty-one thousand, four hundred one".