42135676 has 24 divisors (see below), whose sum is σ = 81809280. Its totient is φ = 18826800.

The previous prime is 42135671. The next prime is 42135683. The reversal of 42135676 is 67653124.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42135671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5520 + ... + 10711.

It is an arithmetic number, because the mean of its divisors is an integer number (3408720).

Almost surely, 2^42135676 is an apocalyptic number.

It is an amenable number.

42135676 is a deficient number, since it is larger than the sum of its proper divisors (39673604).

42135676 is a wasteful number, since it uses less digits than its factorization.

42135676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16305 (or 16303 counting only the distinct ones).

The product of its digits is 30240, while the sum is 34.

The square root of 42135676 is about 6491.1998890806. The cubic root of 42135676 is about 347.9765585126.

It can be divided in two parts, 4213 and 5676, that added together give a palindrome (9889).

The spelling of 42135676 in words is "forty-two million, one hundred thirty-five thousand, six hundred seventy-six".