40207135 has 8 divisors (see below), whose sum is σ = 50788080. Its totient is φ = 30472704.

The previous prime is 40207127. The next prime is 40207147. The reversal of 40207135 is 53170204.

40207135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 40207135 - 2³ = 40207127 is a prime.

It is a super-2 number, since 2×40207135² = 3233227409816450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211522 + ... + 211711.

It is an arithmetic number, because the mean of its divisors is an integer number (6348510).

Almost surely, 2^40207135 is an apocalyptic number.

40207135 is a deficient number, since it is larger than the sum of its proper divisors (10580945).

40207135 is a wasteful number, since it uses less digits than its factorization.

40207135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423257.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 40207135 is about 6340.9096350603. The cubic root of 40207135 is about 342.5844997257.

Adding to 40207135 its reverse (53170204), we get a palindrome (93377339).

The spelling of 40207135 in words is "forty million, two hundred seven thousand, one hundred thirty-five".