42543596 has 24 divisors (see below), whose sum is σ = 76390944. Its totient is φ = 20724480.

The previous prime is 42543581. The next prime is 42543617. The reversal of 42543596 is 69534524.

It is a super-2 number, since 2×42543596² = 3619915121222432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26801 + ... + 28343.

It is an arithmetic number, because the mean of its divisors is an integer number (3182956).

Almost surely, 2^42543596 is an apocalyptic number.

It is an amenable number.

42543596 is a deficient number, since it is larger than the sum of its proper divisors (33847348).

42543596 is a wasteful number, since it uses less digits than its factorization.

42543596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1721 (or 1719 counting only the distinct ones).

The product of its digits is 129600, while the sum is 38.

The square root of 42543596 is about 6522.5452087356. The cubic root of 42543596 is about 349.0958869322.

The spelling of 42543596 in words is "forty-two million, five hundred forty-three thousand, five hundred ninety-six".