3443973136 has 80 divisors (see below), whose sum is σ = 7179054400. Its totient is φ = 1595635200.

The previous prime is 3443973121. The next prime is 3443973187. The reversal of 3443973136 is 6313793443.

It is a super-2 number, since 2×3443973136² = 23721901922979348992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3443973092 and 3443973101.

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, 4246171 + ... + 4246981.

It is an arithmetic number, because the mean of its divisors is an integer number (89738180).

Almost surely, 2^3443973136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3443973136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3589527200).

3443973136 is an abundant number, since it is smaller than the sum of its proper divisors (3735081264).

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

3443973136 is a wasteful number, since it uses less digits than its factorization.

3443973136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128 (or 1122 counting only the distinct ones).

The product of its digits is 489888, while the sum is 43.

The square root of 3443973136 is about 58685.3741233708. The cubic root of 3443973136 is about 1510.1494137489.

The spelling of 3443973136 in words is "three billion, four hundred forty-three million, nine hundred seventy-three thousand, one hundred thirty-six".