42136255 has 8 divisors (see below), whose sum is σ = 57786912. Its totient is φ = 28893408.

The previous prime is 42136201. The next prime is 42136261. The reversal of 42136255 is 55263124.

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

It is a cyclic number.

It is not a de Polignac number, because 42136255 - 2¹¹ = 42134207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 601912 + ... + 601981.

It is an arithmetic number, because the mean of its divisors is an integer number (7223364).

Almost surely, 2^42136255 is an apocalyptic number.

42136255 is a deficient number, since it is larger than the sum of its proper divisors (15650657).

42136255 is a wasteful number, since it uses less digits than its factorization.

42136255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1203905.

The product of its digits is 7200, while the sum is 28.

The square root of 42136255 is about 6491.2444877697. The cubic root of 42136255 is about 347.9781523916.

Adding to 42136255 its reverse (55263124), we get a palindrome (97399379).

The spelling of 42136255 in words is "forty-two million, one hundred thirty-six thousand, two hundred fifty-five".