40884493 has 4 divisors (see below), whose sum is σ = 44029468. Its totient is φ = 37739520.

The previous prime is 40884469. The next prime is 40884517. The reversal of 40884493 is 39448804.

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

It is an interprime number because it is at equal distance from previous prime (40884469) and next prime (40884517).

It can be written as a sum of positive squares in 2 ways, for example, as 12974404 + 27910089 = 3602^2 + 5283^2 .

It is not a de Polignac number, because 40884493 - 2⁹ = 40883981 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 (40884413) 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, 1572468 + ... + 1572493.

It is an arithmetic number, because the mean of its divisors is an integer number (11007367).

Almost surely, 2^40884493 is an apocalyptic number.

It is an amenable number.

40884493 is a deficient number, since it is larger than the sum of its proper divisors (3144975).

40884493 is a wasteful number, since it uses less digits than its factorization.

40884493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3144974.

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 40884493 is about 6394.0982945213. The cubic root of 40884493 is about 344.4976038391.

The spelling of 40884493 in words is "forty million, eight hundred eighty-four thousand, four hundred ninety-three".