43497842 has 16 divisors (see below), whose sum is σ = 67900032. Its totient is φ = 20882160.

The previous prime is 43497841. The next prime is 43497847. The reversal of 43497842 is 24879434.

It is a self number, because there is not a number n which added to its sum of digits gives 43497842.

It is not an unprimeable number, because it can be changed into a prime (43497841) 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, 617 + ... + 9347.

It is an arithmetic number, because the mean of its divisors is an integer number (4243752).

Almost surely, 2^43497842 is an apocalyptic number.

43497842 is a deficient number, since it is larger than the sum of its proper divisors (24402190).

43497842 is a wasteful number, since it uses less digits than its factorization.

43497842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8833.

The product of its digits is 193536, while the sum is 41.

The square root of 43497842 is about 6595.2893795496. The cubic root of 43497842 is about 351.6866669767.

The spelling of 43497842 in words is "forty-three million, four hundred ninety-seven thousand, eight hundred forty-two".