42543204 has 48 divisors (see below), whose sum is σ = 113998080. Its totient is φ = 12212640.

The previous prime is 42543187. The next prime is 42543269. The reversal of 42543204 is 40234524.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5974 + ... + 10989.

It is an arithmetic number, because the mean of its divisors is an integer number (2374960).

Almost surely, 2^42543204 is an apocalyptic number.

42543204 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

42543204 is an abundant number, since it is smaller than the sum of its proper divisors (71454876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42543204 is a wasteful number, since it uses less digits than its factorization.

42543204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17000 (or 16998 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 42543204 is about 6522.5151590472. The cubic root of 42543204 is about 349.0948147300.

Adding to 42543204 its reverse (40234524), we get a palindrome (82777728).

The spelling of 42543204 in words is "forty-two million, five hundred forty-three thousand, two hundred four".