40143196 has 6 divisors (see below), whose sum is σ = 70250600. Its totient is φ = 20071596.

The previous prime is 40143193. The next prime is 40143197. The reversal of 40143196 is 69134104.

It is a super-2 number, since 2×40143196² = 3222952370188832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40143193) 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 as a sum of consecutive naturals, namely, 5017896 + ... + 5017903.

Almost surely, 2^40143196 is an apocalyptic number.

It is an amenable number.

40143196 is a deficient number, since it is larger than the sum of its proper divisors (30107404).

40143196 is a wasteful number, since it uses less digits than its factorization.

40143196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10035803 (or 10035801 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 40143196 is about 6335.8658445393. The cubic root of 40143196 is about 342.4028061719.

The spelling of 40143196 in words is "forty million, one hundred forty-three thousand, one hundred ninety-six".