40424241 has 16 divisors (see below), whose sum is σ = 63322560. Its totient is φ = 22614720.

The previous prime is 40424233. The next prime is 40424243. The reversal of 40424241 is 14242404.

It is not a de Polignac number, because 40424241 - 2³ = 40424233 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40424243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46686 + ... + 47543.

It is an arithmetic number, because the mean of its divisors is an integer number (3957660).

Almost surely, 2^40424241 is an apocalyptic number.

It is an amenable number.

40424241 is a deficient number, since it is larger than the sum of its proper divisors (22898319).

40424241 is a wasteful number, since it uses less digits than its factorization.

40424241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94256.

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 40424241 is about 6358.0060553604. The cubic root of 40424241 is about 343.2000097125.

Adding to 40424241 its reverse (14242404), we get a palindrome (54666645).

The spelling of 40424241 in words is "forty million, four hundred twenty-four thousand, two hundred forty-one".