3242557445 has 8 divisors (see below), whose sum is σ = 3893490936. Its totient is φ = 2592431296.

The previous prime is 3242557427. The next prime is 3242557463. The reversal of 3242557445 is 5447552423.

It is an interprime number because it is at equal distance from previous prime (3242557427) and next prime (3242557463).

It can be written as a sum of positive squares in 4 ways, for example, as 1004699809 + 2237857636 = 31697^2 + 47306^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3242557445 - 2²⁰ = 3241508869 is a prime.

It is a Duffinian number.

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, 192962 + ... + 209091.

It is an arithmetic number, because the mean of its divisors is an integer number (486686367).

Almost surely, 2^3242557445 is an apocalyptic number.

It is an amenable number.

3242557445 is a deficient number, since it is larger than the sum of its proper divisors (650933491).

3242557445 is a wasteful number, since it uses less digits than its factorization.

3242557445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403671.

The product of its digits is 672000, while the sum is 41.

The square root of 3242557445 is about 56943.4583161227. The cubic root of 3242557445 is about 1480.1164756457.

The spelling of 3242557445 in words is "three billion, two hundred forty-two million, five hundred fifty-seven thousand, four hundred forty-five".