42136198 has 16 divisors (see below), whose sum is σ = 68273856. Its totient is φ = 19388160.

The previous prime is 42136181. The next prime is 42136201. The reversal of 42136198 is 89163124.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6883 + ... + 11473.

It is an arithmetic number, because the mean of its divisors is an integer number (4267116).

Almost surely, 2^42136198 is an apocalyptic number.

42136198 is a deficient number, since it is larger than the sum of its proper divisors (26137658).

42136198 is a wasteful number, since it uses less digits than its factorization.

42136198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4959.

The product of its digits is 10368, while the sum is 34.

The square root of 42136198 is about 6491.2400972387. The cubic root of 42136198 is about 347.9779954819.

The spelling of 42136198 in words is "forty-two million, one hundred thirty-six thousand, one hundred ninety-eight".