40120325 has 24 divisors (see below), whose sum is σ = 57674880. Its totient is φ = 27115200.

The previous prime is 40120319. The next prime is 40120351. The reversal of 40120325 is 52302104.

It is not a de Polignac number, because 40120325 - 2⁴ = 40120309 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10811 + ... + 14039.

It is an arithmetic number, because the mean of its divisors is an integer number (2403120).

Almost surely, 2^40120325 is an apocalyptic number.

It is an amenable number.

40120325 is a deficient number, since it is larger than the sum of its proper divisors (17554555).

40120325 is a wasteful number, since it uses less digits than its factorization.

40120325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3317 (or 3312 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 40120325 is about 6334.0607038455. The cubic root of 40120325 is about 342.3377674850.

Adding to 40120325 its reverse (52302104), we get a palindrome (92422429).

The spelling of 40120325 in words is "forty million, one hundred twenty thousand, three hundred twenty-five".