3898066272 has 96 divisors (see below), whose sum is σ = 11086492032. Its totient is φ = 1194461184.

The previous prime is 3898066259. The next prime is 3898066283. The reversal of 3898066272 is 2726608983.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (51).

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, 42403 + ... + 97949.

It is an arithmetic number, because the mean of its divisors is an integer number (115484292).

Almost surely, 2^3898066272 is an apocalyptic number.

3898066272 is a gapful number since it is divisible by the number (32) 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 3898066272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5543246016).

3898066272 is an abundant number, since it is smaller than the sum of its proper divisors (7188425760).

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

3898066272 is a wasteful number, since it uses less digits than its factorization.

3898066272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55620 (or 55612 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 51.

The square root of 3898066272 is about 62434.4958496503. The cubic root of 3898066272 is about 1573.8007192917.

The spelling of 3898066272 in words is "three billion, eight hundred ninety-eight million, sixty-six thousand, two hundred seventy-two".