40525165 has 8 divisors (see below), whose sum is σ = 49216608. Its totient is φ = 32029200.

The previous prime is 40525109. The next prime is 40525181. The reversal of 40525165 is 56152504.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40525165 - 2¹⁷ = 40394093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48411 + ... + 49240.

It is an arithmetic number, because the mean of its divisors is an integer number (6152076).

Almost surely, 2^40525165 is an apocalyptic number.

It is an amenable number.

40525165 is a deficient number, since it is larger than the sum of its proper divisors (8691443).

40525165 is an equidigital number, since it uses as much as digits as its factorization.

40525165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97739.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 40525165 is about 6365.9378727726. The cubic root of 40525165 is about 343.4853857772.

Adding to 40525165 its reverse (56152504), we get a palindrome (96677669).

The spelling of 40525165 in words is "forty million, five hundred twenty-five thousand, one hundred sixty-five".