40841751 has 4 divisors (see below), whose sum is σ = 54455672. Its totient is φ = 27227832.

The previous prime is 40841743. The next prime is 40841761. The reversal of 40841751 is 15714804.

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

It is not a de Polignac number, because 40841751 - 2³ = 40841743 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 (40841761) 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, 6806956 + ... + 6806961.

It is an arithmetic number, because the mean of its divisors is an integer number (13613918).

Almost surely, 2^40841751 is an apocalyptic number.

40841751 is a deficient number, since it is larger than the sum of its proper divisors (13613921).

40841751 is a wasteful number, since it uses less digits than its factorization.

40841751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13613920.

The product of its (nonzero) digits is 4480, while the sum is 30.

The square root of 40841751 is about 6390.7551197022. The cubic root of 40841751 is about 344.3775122538.

The spelling of 40841751 in words is "forty million, eight hundred forty-one thousand, seven hundred fifty-one".