40984135 has 4 divisors (see below), whose sum is σ = 49180968. Its totient is φ = 32787304.

The previous prime is 40984087. The next prime is 40984157. The reversal of 40984135 is 53148904.

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 40984135 - 2¹⁵ = 40951367 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40984135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4098409 + ... + 4098418.

It is an arithmetic number, because the mean of its divisors is an integer number (12295242).

Almost surely, 2^40984135 is an apocalyptic number.

40984135 is a deficient number, since it is larger than the sum of its proper divisors (8196833).

40984135 is an equidigital number, since it uses as much as digits as its factorization.

40984135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8196832.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 40984135 is about 6401.8852692000. The cubic root of 40984135 is about 344.7772419048. Note that the first 3 decimals are identical.

The spelling of 40984135 in words is "forty million, nine hundred eighty-four thousand, one hundred thirty-five".