3257069340 has 48 divisors (see below), whose sum is σ = 10422623232. Its totient is φ = 744472896.

The previous prime is 3257069327. The next prime is 3257069363. The reversal of 3257069340 is 439607523.

It is a congruent number.

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, 3877044 + ... + 3877883.

It is an arithmetic number, because the mean of its divisors is an integer number (217137984).

Almost surely, 2^3257069340 is an apocalyptic number.

3257069340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3257069340 is an abundant number, since it is smaller than the sum of its proper divisors (7165553892).

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

3257069340 is a wasteful number, since it uses less digits than its factorization.

3257069340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7754946 (or 7754944 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 39.

The square root of 3257069340 is about 57070.7397884415. The cubic root of 3257069340 is about 1482.3212508917.

The spelling of 3257069340 in words is "three billion, two hundred fifty-seven million, sixty-nine thousand, three hundred forty".