40435005 has 32 divisors (see below), whose sum is σ = 71930880. Its totient is φ = 19261440.

The previous prime is 40434991. The next prime is 40435033. The reversal of 40435005 is 50053404.

It is a happy number.

It is not a de Polignac number, because 40435005 - 2⁶ = 40434941 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2701 + ... + 9389.

It is an arithmetic number, because the mean of its divisors is an integer number (2247840).

Almost surely, 2^40435005 is an apocalyptic number.

It is an amenable number.

40435005 is a deficient number, since it is larger than the sum of its proper divisors (31495875).

40435005 is a wasteful number, since it uses less digits than its factorization.

40435005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6741.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 40435005 is about 6358.8524908194. The cubic root of 40435005 is about 343.2304689697.

Adding to 40435005 its reverse (50053404), we get a palindrome (90488409).

The spelling of 40435005 in words is "forty million, four hundred thirty-five thousand, five".