40984453 has 6 divisors (see below), whose sum is σ = 42447314. Its totient is φ = 39570384.

The previous prime is 40984451. The next prime is 40984457. The reversal of 40984453 is 35448904.

It can be written as a sum of positive squares in 3 ways, for example, as 10975969 + 30008484 = 3313^2 + 5478^2 .

It is not a de Polignac number, because 40984453 - 2¹ = 40984451 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40984451) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23526 + ... + 25207.

Almost surely, 2^40984453 is an apocalyptic number.

It is an amenable number.

40984453 is a deficient number, since it is larger than the sum of its proper divisors (1462861).

40984453 is an equidigital number, since it uses as much as digits as its factorization.

40984453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48791 (or 48762 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 40984453 is about 6401.9101055857. The cubic root of 40984453 is about 344.7781336228.

The spelling of 40984453 in words is "forty million, nine hundred eighty-four thousand, four hundred fifty-three".