40335225 has 24 divisors (see below), whose sum is σ = 76215360. Its totient is φ = 18438720.

The previous prime is 40335223. The next prime is 40335227. The reversal of 40335225 is 52253304.

It is an interprime number because it is at equal distance from previous prime (40335223) and next prime (40335227).

It is not a de Polignac number, because 40335225 - 2¹ = 40335223 is a prime.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 40335195 and 40335204.

It is not an unprimeable number, because it can be changed into a prime (40335223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37890 + ... + 38939.

It is an arithmetic number, because the mean of its divisors is an integer number (3175640).

Almost surely, 2^40335225 is an apocalyptic number.

It is an amenable number.

40335225 is a deficient number, since it is larger than the sum of its proper divisors (35880135).

40335225 is a wasteful number, since it uses less digits than its factorization.

40335225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76849 (or 76844 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 40335225 is about 6351.0018894659. The cubic root of 40335225 is about 342.9479106159.

Subtracting from 40335225 its sum of digits (24), we obtain a square (40335201 = 6351²).

Adding to 40335225 its reverse (52253304), we get a palindrome (92588529).

The spelling of 40335225 in words is "forty million, three hundred thirty-five thousand, two hundred twenty-five".