40436485 has 8 divisors (see below), whose sum is σ = 48953880. Its totient is φ = 32062464.

The previous prime is 40436483. The next prime is 40436549. The reversal of 40436485 is 58463404.

It can be written as a sum of positive squares in 4 ways, for example, as 910116 + 39526369 = 954^2 + 6287^2 .

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 40436485 - 2¹ = 40436483 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40436485.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40436483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35220 + ... + 36349.

It is an arithmetic number, because the mean of its divisors is an integer number (6119235).

Almost surely, 2^40436485 is an apocalyptic number.

It is an amenable number.

40436485 is a deficient number, since it is larger than the sum of its proper divisors (8517395).

40436485 is a wasteful number, since it uses less digits than its factorization.

40436485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71687.

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 40436485 is about 6358.9688629525. The cubic root of 40436485 is about 343.2346565533.

Adding to 40436485 its reverse (58463404), we get a palindrome (98899889).

The spelling of 40436485 in words is "forty million, four hundred thirty-six thousand, four hundred eighty-five".