3269076840 has 128 divisors (see below), whose sum is σ = 10999152000. Its totient is φ = 863576064.

The previous prime is 3269076809. The next prime is 3269076841. The reversal of 3269076840 is 486709623.

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

It is not an unprimeable number, because it can be changed into a prime (3269076841) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 101416 + ... + 129704.

It is an arithmetic number, because the mean of its divisors is an integer number (85930875).

Almost surely, 2^3269076840 is an apocalyptic number.

3269076840 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 3269076840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5499576000).

3269076840 is an abundant number, since it is smaller than the sum of its proper divisors (7730075160).

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

3269076840 is a wasteful number, since it uses less digits than its factorization.

3269076840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28416 (or 28406 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The square root of 3269076840 is about 57175.8414017669. The cubic root of 3269076840 is about 1484.1405903765.

The spelling of 3269076840 in words is "three billion, two hundred sixty-nine million, seventy-six thousand, eight hundred forty".