40056635 has 8 divisors (see below), whose sum is σ = 48564096. Its totient is φ = 31714560.

The previous prime is 40056629. The next prime is 40056659. The reversal of 40056635 is 53665004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40056635 - 2¹⁶ = 39991099 is a prime.

It is a super-3 number, since 3×40056635³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40056598 and 40056607.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40811 + ... + 41780.

It is an arithmetic number, because the mean of its divisors is an integer number (6070512).

Almost surely, 2^40056635 is an apocalyptic number.

40056635 is a deficient number, since it is larger than the sum of its proper divisors (8507461).

40056635 is an equidigital number, since it uses as much as digits as its factorization.

40056635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82693.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 40056635 is about 6329.0311264837. The cubic root of 40056635 is about 342.1565206972.

The spelling of 40056635 in words is "forty million, fifty-six thousand, six hundred thirty-five".