40024313 has 8 divisors (see below), whose sum is σ = 46170432. Its totient is φ = 33985296.

The previous prime is 40024297. The next prime is 40024339. The reversal of 40024313 is 31342004.

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

It is a cyclic number.

It is not a de Polignac number, because 40024313 - 2⁴ = 40024297 is a prime.

It is a super-2 number, since 2×40024313² = 3203891262243938, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40024291 and 40024300.

It is not an unprimeable number, because it can be changed into a prime (40024363) 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, 25970 + ... + 27467.

It is an arithmetic number, because the mean of its divisors is an integer number (5771304).

Almost surely, 2^40024313 is an apocalyptic number.

It is an amenable number.

40024313 is a deficient number, since it is larger than the sum of its proper divisors (6146119).

40024313 is a wasteful number, since it uses less digits than its factorization.

40024313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53551.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 40024313 is about 6326.4771397674. The cubic root of 40024313 is about 342.0644663764.

Adding to 40024313 its reverse (31342004), we get a palindrome (71366317).

The spelling of 40024313 in words is "forty million, twenty-four thousand, three hundred thirteen".