3516331825 has 24 divisors (see below), whose sum is σ = 4418255160. Its totient is φ = 2775859200.

The previous prime is 3516331813. The next prime is 3516331859. The reversal of 3516331825 is 5281336153.

It can be written as a sum of positive squares in 12 ways, for example, as 62536464 + 3453795361 = 7908^2 + 58769^2 .

It is not a de Polignac number, because 3516331825 - 2¹³ = 3516323633 is a prime.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 697815 + ... + 702835.

It is an arithmetic number, because the mean of its divisors is an integer number (184093965).

Almost surely, 2^3516331825 is an apocalyptic number.

It is an amenable number.

3516331825 is a deficient number, since it is larger than the sum of its proper divisors (901923335).

3516331825 is a wasteful number, since it uses less digits than its factorization.

3516331825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5397 (or 5392 counting only the distinct ones).

The product of its digits is 64800, while the sum is 37.

The square root of 3516331825 is about 59298.6663003478. Note that the first 3 decimals coincide. The cubic root of 3516331825 is about 1520.6523955297.

Adding to 3516331825 its reverse (5281336153), we get a palindrome (8797667978).

The spelling of 3516331825 in words is "three billion, five hundred sixteen million, three hundred thirty-one thousand, eight hundred twenty-five".