3238654565 has 8 divisors (see below), whose sum is σ = 3903066648. Its totient is φ = 2579802880.

The previous prime is 3238654499. The next prime is 3238654567. The reversal of 3238654565 is 5654568323.

It can be written as a sum of positive squares in 4 ways, for example, as 231009601 + 3007644964 = 15199^2 + 54842^2 .

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

It is not a de Polignac number, because 3238654565 - 2¹² = 3238650469 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3238654567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1388816 + ... + 1391145.

It is an arithmetic number, because the mean of its divisors is an integer number (487883331).

Almost surely, 2^3238654565 is an apocalyptic number.

It is an amenable number.

3238654565 is a deficient number, since it is larger than the sum of its proper divisors (664412083).

3238654565 is a wasteful number, since it uses less digits than its factorization.

3238654565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2780199.

The product of its digits is 2592000, while the sum is 47.

The square root of 3238654565 is about 56909.1782140632. The cubic root of 3238654565 is about 1479.5223935217.

The spelling of 3238654565 in words is "three billion, two hundred thirty-eight million, six hundred fifty-four thousand, five hundred sixty-five".