3873921474 has 32 divisors (see below), whose sum is σ = 8027864640. Its totient is φ = 1245463232.

The previous prime is 3873921473. The next prime is 3873921481. The reversal of 3873921474 is 4741293783.

It is not an unprimeable number, because it can be changed into a prime (3873921473) 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, 84477 + ... + 122000.

It is an arithmetic number, because the mean of its divisors is an integer number (250870770).

Almost surely, 2^3873921474 is an apocalyptic number.

3873921474 is an abundant number, since it is smaller than the sum of its proper divisors (4153943166).

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

3873921474 is a wasteful number, since it uses less digits than its factorization.

3873921474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206594.

The product of its digits is 1016064, while the sum is 48.

The square root of 3873921474 is about 62240.8344577738. The cubic root of 3873921474 is about 1570.5445896327.

The spelling of 3873921474 in words is "three billion, eight hundred seventy-three million, nine hundred twenty-one thousand, four hundred seventy-four".