40024271 has 8 divisors (see below), whose sum is σ = 46806144. Its totient is φ = 33508440.

The previous prime is 40024267. The next prime is 40024297. The reversal of 40024271 is 17242004.

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

It is not a de Polignac number, because 40024271 - 2² = 40024267 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40024771) 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, 66185 + ... + 66786.

It is an arithmetic number, because the mean of its divisors is an integer number (5850768).

Almost surely, 2^40024271 is an apocalyptic number.

40024271 is a deficient number, since it is larger than the sum of its proper divisors (6781873).

40024271 is a wasteful number, since it uses less digits than its factorization.

40024271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133021.

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 40024271 is about 6326.4738203837. The cubic root of 40024271 is about 342.0643467266.

Adding to 40024271 its reverse (17242004), we get a palindrome (57266275).

The spelling of 40024271 in words is "forty million, twenty-four thousand, two hundred seventy-one".