40216435 has 16 divisors (see below), whose sum is σ = 55270656. Its totient is φ = 27518688.

The previous prime is 40216433. The next prime is 40216469. The reversal of 40216435 is 53461204.

It is a cyclic number.

It is not a de Polignac number, because 40216435 - 2¹ = 40216433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40216433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21612 + ... + 23398.

It is an arithmetic number, because the mean of its divisors is an integer number (3454416).

Almost surely, 2^40216435 is an apocalyptic number.

40216435 is a deficient number, since it is larger than the sum of its proper divisors (15054221).

40216435 is a wasteful number, since it uses less digits than its factorization.

40216435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2442.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 40216435 is about 6341.6429259302. The cubic root of 40216435 is about 342.6109112091.

Adding to 40216435 its reverse (53461204), we get a palindrome (93677639).

The spelling of 40216435 in words is "forty million, two hundred sixteen thousand, four hundred thirty-five".