42371892 has 36 divisors (see below), whose sum is σ = 107511040. Its totient is φ = 14070672.

The previous prime is 42371873. The next prime is 42371941. The reversal of 42371892 is 29817324.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8109 + ... + 12267.

Almost surely, 2^42371892 is an apocalyptic number.

It is an amenable number.

42371892 is an abundant number, since it is smaller than the sum of its proper divisors (65139148).

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

42371892 is a wasteful number, since it uses less digits than its factorization.

42371892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4452 (or 4447 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 42371892 is about 6509.3695547265. The cubic root of 42371892 is about 348.6256086997.

The spelling of 42371892 in words is "forty-two million, three hundred seventy-one thousand, eight hundred ninety-two".