40469135 has 8 divisors (see below), whose sum is σ = 55500576. Its totient is φ = 27750240.

The previous prime is 40469111. The next prime is 40469141. The reversal of 40469135 is 53196404.

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

It is not a de Polignac number, because 40469135 - 2¹⁰ = 40468111 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

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, 578096 + ... + 578165.

It is an arithmetic number, because the mean of its divisors is an integer number (6937572).

Almost surely, 2^40469135 is an apocalyptic number.

40469135 is a deficient number, since it is larger than the sum of its proper divisors (15031441).

40469135 is a wasteful number, since it uses less digits than its factorization.

40469135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1156273.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 40469135 is about 6361.5355850612. The cubic root of 40469135 is about 343.3270120641.

It can be divided in two parts, 40469 and 135, that added together give a palindrome (40604).

The spelling of 40469135 in words is "forty million, four hundred sixty-nine thousand, one hundred thirty-five".