39153225 has 24 divisors (see below), whose sum is σ = 65051392. Its totient is φ = 20779200.

The previous prime is 39153203. The next prime is 39153241. The reversal of 39153225 is 52235193.

39153225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 39153225 - 2⁷ = 39153097 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 39153192 and 39153201.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 15555 + ... + 17895.

Almost surely, 2^39153225 is an apocalyptic number.

39153225 is the 3345-th nonagonal number.

It is an amenable number.

39153225 is a deficient number, since it is larger than the sum of its proper divisors (25898167).

39153225 is a wasteful number, since it uses less digits than its factorization.

39153225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2577 (or 2572 counting only the distinct ones).

The product of its digits is 8100, while the sum is 30.

The square root of 39153225 is about 6257.2537906018. The cubic root of 39153225 is about 339.5646822113.

It can be divided in two parts, 3915 and 3225, that added together give a triangular number (7140 = T₁₁₉).

The spelling of 39153225 in words is "thirty-nine million, one hundred fifty-three thousand, two hundred twenty-five".