3245747331 has 8 divisors (see below), whose sum is σ = 4328468224. Its totient is φ = 2163429000.

The previous prime is 3245747279. The next prime is 3245747357. The reversal of 3245747331 is 1337475423.

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

It is not a de Polignac number, because 3245747331 - 2⁷ = 3245747203 is a prime.

It is a super-2 number, since 2×3245747331² = 21069751473387247122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3245747331.

It is not an unprimeable number, because it can be changed into a prime (3245757331) 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, 81295 + ... + 114456.

It is an arithmetic number, because the mean of its divisors is an integer number (541058528).

Almost surely, 2^3245747331 is an apocalyptic number.

3245747331 is a deficient number, since it is larger than the sum of its proper divisors (1082720893).

3245747331 is a wasteful number, since it uses less digits than its factorization.

3245747331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201281.

The product of its digits is 211680, while the sum is 39.

The square root of 3245747331 is about 56971.4606711115. The cubic root of 3245747331 is about 1480.6016744960.

The spelling of 3245747331 in words is "three billion, two hundred forty-five million, seven hundred forty-seven thousand, three hundred thirty-one".