42136558 has 8 divisors (see below), whose sum is σ = 63333000. Its totient is φ = 21025560.

The previous prime is 42136553. The next prime is 42136559. The reversal of 42136558 is 85563124.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42136553) 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, 20113 + ... + 22108.

It is an arithmetic number, because the mean of its divisors is an integer number (7916625).

Almost surely, 2^42136558 is an apocalyptic number.

42136558 is a deficient number, since it is larger than the sum of its proper divisors (21196442).

42136558 is a wasteful number, since it uses less digits than its factorization.

42136558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42722.

The product of its digits is 28800, while the sum is 34.

The square root of 42136558 is about 6491.2678268579. The cubic root of 42136558 is about 347.9789864882.

The spelling of 42136558 in words is "forty-two million, one hundred thirty-six thousand, five hundred fifty-eight".