42119172 has 72 divisors (see below), whose sum is σ = 110766656. Its totient is φ = 13483584.

The previous prime is 42119167. The next prime is 42119201. The reversal of 42119172 is 27191124.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 137043 + ... + 137349.

Almost surely, 2^42119172 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42119172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55383328).

42119172 is an abundant number, since it is smaller than the sum of its proper divisors (68647484).

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

42119172 is a wasteful number, since it uses less digits than its factorization.

42119172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457 (or 452 counting only the distinct ones).

The product of its digits is 1008, while the sum is 27.

The square root of 42119172 is about 6489.9285049991. The cubic root of 42119172 is about 347.9311199385.

The spelling of 42119172 in words is "forty-two million, one hundred nineteen thousand, one hundred seventy-two".