40318535 has 16 divisors (see below), whose sum is σ = 49744800. Its totient is φ = 31358976.

The previous prime is 40318529. The next prime is 40318547. The reversal of 40318535 is 53581304.

It is a cyclic number.

It is not a de Polignac number, because 40318535 - 2²⁰ = 39269959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40318498 and 40318507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27911 + ... + 29319.

It is an arithmetic number, because the mean of its divisors is an integer number (3109050).

Almost surely, 2^40318535 is an apocalyptic number.

40318535 is a deficient number, since it is larger than the sum of its proper divisors (9426265).

40318535 is a wasteful number, since it uses less digits than its factorization.

40318535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1570.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 40318535 is about 6349.6877876003. The cubic root of 40318535 is about 342.9006021712.

Adding to 40318535 its reverse (53581304), we get a palindrome (93899839).

The spelling of 40318535 in words is "forty million, three hundred eighteen thousand, five hundred thirty-five".