40441953 has 8 divisors (see below), whose sum is σ = 54066400. Its totient is φ = 26889408.

The previous prime is 40441931. The next prime is 40441957. The reversal of 40441953 is 35914404.

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

It is not a de Polignac number, because 40441953 - 2⁸ = 40441697 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 40441953.

It is not an unprimeable number, because it can be changed into a prime (40441957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16648 + ... + 18921.

It is an arithmetic number, because the mean of its divisors is an integer number (6758300).

Almost surely, 2^40441953 is an apocalyptic number.

It is an amenable number.

40441953 is a deficient number, since it is larger than the sum of its proper divisors (13624447).

40441953 is a wasteful number, since it uses less digits than its factorization.

40441953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35951.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 40441953 is about 6359.3987923388. The cubic root of 40441953 is about 343.2501270912.

The spelling of 40441953 in words is "forty million, four hundred forty-one thousand, nine hundred fifty-three".