3502864225 has 81 divisors (see below), whose sum is σ = 5393221497. Its totient is φ = 2249976960.

The previous prime is 3502864201. The next prime is 3502864231. The reversal of 3502864225 is 5224682053.

The square root of 3502864225 is 59185.

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

3502864225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 728946001 + 2773918224 = 26999^2 + 52668^2 .

It is not a de Polignac number, because 3502864225 - 2¹⁷ = 3502733153 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 39357981 + ... + 39358069.

Almost surely, 2^3502864225 is an apocalyptic number.

3502864225 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3502864225 is the 59185-th square number.

3502864225 is the 29593-rd centered octagonal number.

It is an amenable number.

3502864225 is a deficient number, since it is larger than the sum of its proper divisors (1890357272).

3502864225 is an equidigital number, since it uses as much as digits as its factorization.

3502864225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

The cubic root of 3502864225 is about 1518.7085384426.

The spelling of 3502864225 in words is "three billion, five hundred two million, eight hundred sixty-four thousand, two hundred twenty-five".