40197346 has 24 divisors (see below), whose sum is σ = 71778960. Its totient is φ = 16825032.

The previous prime is 40197341. The next prime is 40197379. The reversal of 40197346 is 64379104.

It is a happy number.

40197346 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40197341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 556 + ... + 8983.

It is an arithmetic number, because the mean of its divisors is an integer number (2990790).

Almost surely, 2^40197346 is an apocalyptic number.

40197346 is a deficient number, since it is larger than the sum of its proper divisors (31581614).

40197346 is a wasteful number, since it uses less digits than its factorization.

40197346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9598 (or 9591 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 40197346 is about 6340.1376956656. The cubic root of 40197346 is about 342.5566951096.

The spelling of 40197346 in words is "forty million, one hundred ninety-seven thousand, three hundred forty-six".