3256047506 has 4 divisors (see below), whose sum is σ = 4884071262. Its totient is φ = 1628023752.

The previous prime is 3256047491. The next prime is 3256047517. The reversal of 3256047506 is 6057406523.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2815257481 + 440790025 = 53059^2 + 20995^2 .

It is a super-2 number, since 2×3256047506² = 21203690722657640072, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3256047506.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 814011875 + ... + 814011878.

Almost surely, 2^3256047506 is an apocalyptic number.

3256047506 is a deficient number, since it is larger than the sum of its proper divisors (1628023756).

3256047506 is a wasteful number, since it uses less digits than its factorization.

3256047506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1628023755.

The product of its (nonzero) digits is 151200, while the sum is 38.

The square root of 3256047506 is about 57061.7867403396. The cubic root of 3256047506 is about 1482.1662194281.

The spelling of 3256047506 in words is "three billion, two hundred fifty-six million, forty-seven thousand, five hundred six".