3512340225 has 63 divisors (see below), whose sum is σ = 6544874163. Its totient is φ = 1868981040.

The previous prime is 3512340211. The next prime is 3512340229. The reversal of 3512340225 is 5220432153.

It is a happy number.

The square root of 3512340225 is 59265.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1264442481 + 2247897744 = 35559^2 + 47412^2 .

It is not a de Polignac number, because 3512340225 - 2¹¹ = 3512338177 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3512340229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 8000556 + ... + 8000994.

Almost surely, 2^3512340225 is an apocalyptic number.

3512340225 is the 59265-th square number.

3512340225 is the 29633-rd centered octagonal number.

It is an amenable number.

3512340225 is a deficient number, since it is larger than the sum of its proper divisors (3032533938).

3512340225 is an frugal number, since it uses more digits than its factorization.

3512340225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906 (or 447 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The cubic root of 3512340225 is about 1520.0767829691.

Adding to 3512340225 its reverse (5220432153), we get a palindrome (8732772378).

The spelling of 3512340225 in words is "three billion, five hundred twelve million, three hundred forty thousand, two hundred twenty-five".