40662525 has 12 divisors (see below), whose sum is σ = 67228832. Its totient is φ = 21686640.

The previous prime is 40662509. The next prime is 40662569. The reversal of 40662525 is 52526604.

It is not a de Polignac number, because 40662525 - 2⁴ = 40662509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40662492 and 40662501.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 271009 + ... + 271158.

Almost surely, 2^40662525 is an apocalyptic number.

It is an amenable number.

40662525 is a deficient number, since it is larger than the sum of its proper divisors (26566307).

40662525 is a wasteful number, since it uses less digits than its factorization.

40662525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542180 (or 542175 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 40662525 is about 6376.7174157242. The cubic root of 40662525 is about 343.8730292404.

The spelling of 40662525 in words is "forty million, six hundred sixty-two thousand, five hundred twenty-five".