40529369 has 8 divisors (see below), whose sum is σ = 42728448. Its totient is φ = 38386080.

The previous prime is 40529351. The next prime is 40529389. The reversal of 40529369 is 96392504.

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

It is a cyclic number.

It is not a de Polignac number, because 40529369 - 2⁸ = 40529113 is a prime.

It is a super-2 number, since 2×40529369² = 3285259503076322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40529329) 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, 12452 + ... + 15365.

It is an arithmetic number, because the mean of its divisors is an integer number (5341056).

Almost surely, 2^40529369 is an apocalyptic number.

It is an amenable number.

40529369 is a deficient number, since it is larger than the sum of its proper divisors (2199079).

40529369 is a wasteful number, since it uses less digits than its factorization.

40529369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27895.

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 40529369 is about 6366.2680590751. The cubic root of 40529369 is about 343.4972628634.

The spelling of 40529369 in words is "forty million, five hundred twenty-nine thousand, three hundred sixty-nine".