3469729536 has 648 divisors, whose sum is σ = 13226478720. Its totient is φ = 853991424.

The previous prime is 3469729511. The next prime is 3469729547. The reversal of 3469729536 is 6359279643.

3469729536 is a `hidden beast` number, since 34 + 6 + 9 + 72 + 9 + 536 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 51786975 + ... + 51787041.

Almost surely, 2^3469729536 is an apocalyptic number.

3469729536 is a gapful number since it is divisible by the number (36) 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 3469729536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6613239360).

3469729536 is an abundant number, since it is smaller than the sum of its proper divisors (9756749184).

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

3469729536 is a wasteful number, since it uses less digits than its factorization.

3469729536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141 (or 111 counting only the distinct ones).

The product of its digits is 7348320, while the sum is 54.

The square root of 3469729536 is about 58904.4101574746. The cubic root of 3469729536 is about 1513.9047130294.

The spelling of 3469729536 in words is "three billion, four hundred sixty-nine million, seven hundred twenty-nine thousand, five hundred thirty-six".