40160312 has 16 divisors (see below), whose sum is σ = 75486600. Its totient is φ = 20030560.

The previous prime is 40160299. The next prime is 40160333. The reversal of 40160312 is 21306104.

It is a super-2 number, since 2×40160312² = 3225701319874688, which contains 22 as substring.

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, 2639 + ... + 9342.

Almost surely, 2^40160312 is an apocalyptic number.

It is an amenable number.

40160312 is a deficient number, since it is larger than the sum of its proper divisors (35326288).

40160312 is a wasteful number, since it uses less digits than its factorization.

40160312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12406 (or 12402 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 40160312 is about 6337.2164236359. The cubic root of 40160312 is about 342.4514630991.

Adding to 40160312 its reverse (21306104), we get a palindrome (61466416).

The spelling of 40160312 in words is "forty million, one hundred sixty thousand, three hundred twelve".