42136737 has 8 divisors (see below), whose sum is σ = 59139360. Its totient is φ = 26612640.

The previous prime is 42136723. The next prime is 42136741. The reversal of 42136737 is 73763124.

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

It is not a de Polignac number, because 42136737 - 2¹⁰ = 42135713 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42136698 and 42136707.

It is not an unprimeable number, because it can be changed into a prime (42136337) by changing a digit.

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, 369564 + ... + 369677.

It is an arithmetic number, because the mean of its divisors is an integer number (7392420).

Almost surely, 2^42136737 is an apocalyptic number.

It is an amenable number.

42136737 is a deficient number, since it is larger than the sum of its proper divisors (17002623).

42136737 is a wasteful number, since it uses less digits than its factorization.

42136737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739263.

The product of its digits is 21168, while the sum is 33.

The square root of 42136737 is about 6491.2816145966. The cubic root of 42136737 is about 347.9794792365.

The spelling of 42136737 in words is "forty-two million, one hundred thirty-six thousand, seven hundred thirty-seven".