40436075 has 6 divisors (see below), whose sum is σ = 50140764. Its totient is φ = 32348840.

The previous prime is 40436069. The next prime is 40436083. The reversal of 40436075 is 57063404.

It is not a de Polignac number, because 40436075 - 2¹⁰ = 40435051 is a prime.

It is a super-2 number, since 2×40436075² = 3270152322811250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 808697 + ... + 808746.

It is an arithmetic number, because the mean of its divisors is an integer number (8356794).

Almost surely, 2^40436075 is an apocalyptic number.

40436075 is a deficient number, since it is larger than the sum of its proper divisors (9704689).

40436075 is a wasteful number, since it uses less digits than its factorization.

40436075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1617453 (or 1617448 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 40436075 is about 6358.9366249397. The cubic root of 40436075 is about 343.2334964897.

Adding to 40436075 its reverse (57063404), we get a palindrome (97499479).

The spelling of 40436075 in words is "forty million, four hundred thirty-six thousand, seventy-five".