3242457556 has 24 divisors (see below), whose sum is σ = 6275945480. Its totient is φ = 1456071552.

The previous prime is 3242457511. The next prime is 3242457577. The reversal of 3242457556 is 6557542423.

3242457556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1302055056 + 1940402500 = 36084^2 + 44050^2 .

It is a super-2 number, since 2×3242457556² = 21027062004922986272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 840711 + ... + 844558.

Almost surely, 2^3242457556 is an apocalyptic number.

It is an amenable number.

3242457556 is a deficient number, since it is larger than the sum of its proper divisors (3033487924).

3242457556 is a wasteful number, since it uses less digits than its factorization.

3242457556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1685323 (or 1685321 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 43.

The square root of 3242457556 is about 56942.5812200325. The cubic root of 3242457556 is about 1480.1012768532.

Adding to 3242457556 its reverse (6557542423), we get a palindrome (9799999979).

The spelling of 3242457556 in words is "three billion, two hundred forty-two million, four hundred fifty-seven thousand, five hundred fifty-six".