3735421888 has 112 divisors (see below), whose sum is σ = 8602675200. Its totient is φ = 1591418880.

The previous prime is 3735421873. The next prime is 3735421897. The reversal of 3735421888 is 8881245373.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1296033 + ... + 1298911.

It is an arithmetic number, because the mean of its divisors is an integer number (76809600).

Almost surely, 2^3735421888 is an apocalyptic number.

3735421888 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3735421888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4301337600).

3735421888 is an abundant number, since it is smaller than the sum of its proper divisors (4867253312).

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

3735421888 is a wasteful number, since it uses less digits than its factorization.

3735421888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3018 (or 3008 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 49.

The square root of 3735421888 is about 61118.0978761610. The cubic root of 3735421888 is about 1551.6004125925.

The spelling of 3735421888 in words is "three billion, seven hundred thirty-five million, four hundred twenty-one thousand, eight hundred eighty-eight".