42133158 has 48 divisors (see below), whose sum is σ = 96104736. Its totient is φ = 13322880.

The previous prime is 42133153. The next prime is 42133159. The reversal of 42133158 is 85133124.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42133153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26535 + ... + 28077.

It is an arithmetic number, because the mean of its divisors is an integer number (2002182).

Almost surely, 2^42133158 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42133158, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48052368).

42133158 is an abundant number, since it is smaller than the sum of its proper divisors (53971578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42133158 is a wasteful number, since it uses less digits than its factorization.

42133158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1629 (or 1626 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 42133158 is about 6491.0059312868. The cubic root of 42133158 is about 347.9696267586.

The spelling of 42133158 in words is "forty-two million, one hundred thirty-three thousand, one hundred fifty-eight".