3389518440 has 256 divisors, whose sum is σ = 14086656000. Its totient is φ = 704298240.

The previous prime is 3389518439. The next prime is 3389518469. The reversal of 3389518440 is 448159833.

It is a super-2 number, since 2×3389518440² = 22977670510200067200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 62781 + ... + 103539.

It is an arithmetic number, because the mean of its divisors is an integer number (55026000).

Almost surely, 2^3389518440 is an apocalyptic number.

3389518440 is a gapful number since it is divisible by the number (30) 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 3389518440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7043328000).

3389518440 is an abundant number, since it is smaller than the sum of its proper divisors (10697137560).

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

3389518440 is a wasteful number, since it uses less digits than its factorization.

3389518440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40797 (or 40787 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 3389518440 is about 58219.5709362410. The cubic root of 3389518440 is about 1502.1478031599.

The spelling of 3389518440 in words is "three billion, three hundred eighty-nine million, five hundred eighteen thousand, four hundred forty".