3564982421 has 32 divisors (see below), whose sum is σ = 4829061888. Its totient is φ = 2541450240.

The previous prime is 3564982391. The next prime is 3564982427. The reversal of 3564982421 is 1242894653.

3564982421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3564982421 - 2²² = 3560788117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3564982427) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97355 + ... + 128871.

It is an arithmetic number, because the mean of its divisors is an integer number (150908184).

Almost surely, 2^3564982421 is an apocalyptic number.

It is an amenable number.

3564982421 is a deficient number, since it is larger than the sum of its proper divisors (1264079467).

3564982421 is a wasteful number, since it uses less digits than its factorization.

3564982421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31661.

The product of its digits is 414720, while the sum is 44.

The square root of 3564982421 is about 59707.4737449174. The cubic root of 3564982421 is about 1527.6333497819.

The spelling of 3564982421 in words is "three billion, five hundred sixty-four million, nine hundred eighty-two thousand, four hundred twenty-one".