3470432640 has 256 divisors, whose sum is σ = 11515392000. Its totient is φ = 888053760.

The previous prime is 3470432621. The next prime is 3470432677. The reversal of 3470432640 is 462340743.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11844334 + ... + 11844626.

It is an arithmetic number, because the mean of its divisors is an integer number (44982000).

Almost surely, 2^3470432640 is an apocalyptic number.

3470432640 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 3470432640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5757696000).

3470432640 is an abundant number, since it is smaller than the sum of its proper divisors (8044959360).

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

3470432640 is a wasteful number, since it uses less digits than its factorization.

3470432640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545 (or 533 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 33.

The square root of 3470432640 is about 58910.3780330767. The cubic root of 3470432640 is about 1514.0069650501.

The spelling of 3470432640 in words is "three billion, four hundred seventy million, four hundred thirty-two thousand, six hundred forty".