42712194 has 64 divisors (see below), whose sum is σ = 104288256. Its totient is φ = 11384064.

The previous prime is 42712183. The next prime is 42712207. The reversal of 42712194 is 49121724.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116199 + ... + 116565.

It is an arithmetic number, because the mean of its divisors is an integer number (1629504).

Almost surely, 2^42712194 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42712194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52144128).

42712194 is an abundant number, since it is smaller than the sum of its proper divisors (61576062).

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

42712194 is a wasteful number, since it uses less digits than its factorization.

42712194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559.

The product of its digits is 4032, while the sum is 30.

The square root of 42712194 is about 6535.4566787639. The cubic root of 42712194 is about 349.5564285547.

It can be divided in two parts, 427 and 12194, that added together give a palindrome (12621).

The spelling of 42712194 in words is "forty-two million, seven hundred twelve thousand, one hundred ninety-four".