40024272 has 20 divisors (see below), whose sum is σ = 103396160. Its totient is φ = 13341408.

The previous prime is 40024267. The next prime is 40024297. The reversal of 40024272 is 27242004.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 416872 + ... + 416967.

It is an arithmetic number, because the mean of its divisors is an integer number (5169808).

Almost surely, 2^40024272 is an apocalyptic number.

It is an amenable number.

40024272 is an abundant number, since it is smaller than the sum of its proper divisors (63371888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40024272 is a wasteful number, since it uses less digits than its factorization.

40024272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833850 (or 833844 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 21.

The square root of 40024272 is about 6326.4738994166. The cubic root of 40024272 is about 342.0643495754.

Adding to 40024272 its reverse (27242004), we get a palindrome (67266276).

The spelling of 40024272 in words is "forty million, twenty-four thousand, two hundred seventy-two".