40241447 has 8 divisors (see below), whose sum is σ = 41466816. Its totient is φ = 39031552.

The previous prime is 40241429. The next prime is 40241479. The reversal of 40241447 is 74414204.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40241447 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 (40241407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1523 + ... + 9099.

It is an arithmetic number, because the mean of its divisors is an integer number (5183352).

Almost surely, 2^40241447 is an apocalyptic number.

40241447 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

40241447 is a deficient number, since it is larger than the sum of its proper divisors (1225369).

40241447 is a wasteful number, since it uses less digits than its factorization.

40241447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7737.

The product of its (nonzero) digits is 3584, while the sum is 26.

The square root of 40241447 is about 6343.6146635810. The cubic root of 40241447 is about 342.6819237043.

The spelling of 40241447 in words is "forty million, two hundred forty-one thousand, four hundred forty-seven".