3418156225 has 27 divisors (see below), whose sum is σ = 4663249059. Its totient is φ = 2483593200.

The previous prime is 3418156213. The next prime is 3418156229. The reversal of 3418156225 is 5226518143.

The square root of 3418156225 is 58465.

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., 1230536241 + 2187619984 = 35079^2 + 46772^2 .

It is not a de Polignac number, because 3418156225 - 2²³ = 3409767617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3418156229) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3215044 + ... + 3216106.

Almost surely, 2^3418156225 is an apocalyptic number.

3418156225 is the 58465-th square number.

3418156225 is the 29233-rd centered octagonal number.

It is an amenable number.

3418156225 is a deficient number, since it is larger than the sum of its proper divisors (1245092834).

3418156225 is an equidigital number, since it uses as much as digits as its factorization.

3418156225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2158 (or 1079 counting only the distinct ones).

The product of its digits is 57600, while the sum is 37.

The cubic root of 3418156225 is about 1506.3664554164.

Multiplying 3418156225 by its product of digits (57600), we get a square (196885798560000 = 14031600²).

The spelling of 3418156225 in words is "three billion, four hundred eighteen million, one hundred fifty-six thousand, two hundred twenty-five".