43041998 has 4 divisors (see below), whose sum is σ = 64563000. Its totient is φ = 21520998.

The previous prime is 43041997. The next prime is 43042001. The reversal of 43041998 is 89914034.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×43041998² = 3705227183664008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43041991) 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, 10760498 + ... + 10760501.

It is an arithmetic number, because the mean of its divisors is an integer number (16140750).

Almost surely, 2^43041998 is an apocalyptic number.

43041998 is a deficient number, since it is larger than the sum of its proper divisors (21521002).

43041998 is a wasteful number, since it uses less digits than its factorization.

43041998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21521001.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 43041998 is about 6560.6400602380. The cubic root of 43041998 is about 350.4538276165.

The spelling of 43041998 in words is "forty-three million, forty-one thousand, nine hundred ninety-eight".