42543614 has 8 divisors (see below), whose sum is σ = 63868728. Its totient is φ = 21254040.

The previous prime is 42543581. The next prime is 42543617. The reversal of 42543614 is 41634524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42543617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5657 + ... + 10820.

It is an arithmetic number, because the mean of its divisors is an integer number (7983591).

Almost surely, 2^42543614 is an apocalyptic number.

42543614 is a deficient number, since it is larger than the sum of its proper divisors (21325114).

42543614 is a wasteful number, since it uses less digits than its factorization.

42543614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17770.

The product of its digits is 11520, while the sum is 29.

The square root of 42543614 is about 6522.5465885649. The cubic root of 42543614 is about 349.0959361658.

The spelling of 42543614 in words is "forty-two million, five hundred forty-three thousand, six hundred fourteen".