39533225 has 12 divisors (see below), whose sum is σ = 50218140. Its totient is φ = 30854400.

The previous prime is 39533213. The next prime is 39533227. The reversal of 39533225 is 52233593.

It can be written as a sum of positive squares in 6 ways, for example, as 4439449 + 35093776 = 2107^2 + 5924^2 .

It is not a de Polignac number, because 39533225 - 2⁶ = 39533161 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 39533191 and 39533200.

It is not an unprimeable number, because it can be changed into a prime (39533227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18260 + ... + 20309.

It is an arithmetic number, because the mean of its divisors is an integer number (4184845).

Almost surely, 2^39533225 is an apocalyptic number.

It is an amenable number.

39533225 is a deficient number, since it is larger than the sum of its proper divisors (10684915).

39533225 is a wasteful number, since it uses less digits than its factorization.

39533225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38620 (or 38615 counting only the distinct ones).

The product of its digits is 24300, while the sum is 32.

The square root of 39533225 is about 6287.5452284656. The cubic root of 39533225 is about 340.6596909369.

The spelling of 39533225 in words is "thirty-nine million, five hundred thirty-three thousand, two hundred twenty-five".