3256311490 has 8 divisors (see below), whose sum is σ = 5861360700. Its totient is φ = 1302524592.

The previous prime is 3256311479. The next prime is 3256311493. The reversal of 3256311490 is 941136523.

It can be written as a sum of positive squares in 2 ways, for example, as 3103269849 + 153041641 = 55707^2 + 12371^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3256311493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162815565 + ... + 162815584.

Almost surely, 2^3256311490 is an apocalyptic number.

3256311490 is a deficient number, since it is larger than the sum of its proper divisors (2605049210).

3256311490 is a wasteful number, since it uses less digits than its factorization.

3256311490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325631156.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 3256311490 is about 57064.0998351853. The cubic root of 3256311490 is about 1482.2062738799.

The spelling of 3256311490 in words is "three billion, two hundred fifty-six million, three hundred eleven thousand, four hundred ninety".