40525329 has 8 divisors (see below), whose sum is σ = 58190272. Its totient is φ = 24938640.

The previous prime is 40525321. The next prime is 40525351. The reversal of 40525329 is 92352504.

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

It is not a de Polignac number, because 40525329 - 2³ = 40525321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40525296 and 40525305.

It is not an unprimeable number, because it can be changed into a prime (40525321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 519517 + ... + 519594.

It is an arithmetic number, because the mean of its divisors is an integer number (7273784).

Almost surely, 2^40525329 is an apocalyptic number.

It is an amenable number.

40525329 is a deficient number, since it is larger than the sum of its proper divisors (17664943).

40525329 is a wasteful number, since it uses less digits than its factorization.

40525329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039127.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 40525329 is about 6365.9507538152. The cubic root of 40525329 is about 343.4858491233.

The spelling of 40525329 in words is "forty million, five hundred twenty-five thousand, three hundred twenty-nine".