42698542 has 8 divisors (see below), whose sum is σ = 64079856. Its totient is φ = 21338592.

The previous prime is 42698471. The next prime is 42698561. The reversal of 42698542 is 24589624.

42698542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 42698495 and 42698504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1318 + ... + 9334.

It is an arithmetic number, because the mean of its divisors is an integer number (8009982).

Almost surely, 2^42698542 is an apocalyptic number.

42698542 is a deficient number, since it is larger than the sum of its proper divisors (21381314).

42698542 is a wasteful number, since it uses less digits than its factorization.

42698542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10682.

The product of its digits is 138240, while the sum is 40.

The square root of 42698542 is about 6534.4121388232. The cubic root of 42698542 is about 349.5191819479.

The spelling of 42698542 in words is "forty-two million, six hundred ninety-eight thousand, five hundred forty-two".