40616635 has 4 divisors (see below), whose sum is σ = 48739968. Its totient is φ = 32493304.

The previous prime is 40616633. The next prime is 40616651. The reversal of 40616635 is 53661604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40616635 - 2¹ = 40616633 is a prime.

It is a super-3 number, since 3×40616635³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40616597 and 40616606.

It is not an unprimeable number, because it can be changed into a prime (40616633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4061659 + ... + 4061668.

It is an arithmetic number, because the mean of its divisors is an integer number (12184992).

Almost surely, 2^40616635 is an apocalyptic number.

40616635 is a deficient number, since it is larger than the sum of its proper divisors (8123333).

40616635 is an equidigital number, since it uses as much as digits as its factorization.

40616635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8123332.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 40616635 is about 6373.1181536199. The cubic root of 40616635 is about 343.7436203775.

The spelling of 40616635 in words is "forty million, six hundred sixteen thousand, six hundred thirty-five".