3801533856 has 24 divisors (see below), whose sum is σ = 9979026624. Its totient is φ = 1267177920.

The previous prime is 3801533839. The next prime is 3801533861. The reversal of 3801533856 is 6583351083.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19799560 + ... + 19799751.

It is an arithmetic number, because the mean of its divisors is an integer number (415792776).

Almost surely, 2^3801533856 is an apocalyptic number.

It is an amenable number.

3801533856 is an abundant number, since it is smaller than the sum of its proper divisors (6177492768).

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

3801533856 is a wasteful number, since it uses less digits than its factorization.

3801533856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39599324 (or 39599316 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The square root of 3801533856 is about 61656.5799894869. The cubic root of 3801533856 is about 1560.7006845782.

The spelling of 3801533856 in words is "three billion, eight hundred one million, five hundred thirty-three thousand, eight hundred fifty-six".