42160860 has 72 divisors (see below), whose sum is σ = 146162016. Its totient is φ = 9636480.

The previous prime is 42160841. The next prime is 42160903. The reversal of 42160860 is 6806124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15471 + ... + 17990.

It is an arithmetic number, because the mean of its divisors is an integer number (2030028).

Almost surely, 2^42160860 is an apocalyptic number.

It is an amenable number.

42160860 is an abundant number, since it is smaller than the sum of its proper divisors (104001156).

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

42160860 is a wasteful number, since it uses less digits than its factorization.

42160860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33483 (or 33478 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 42160860 is about 6493.1394563801. The cubic root of 42160860 is about 348.0458718762.

Adding to 42160860 its reverse (6806124), we get a palindrome (48966984).

The spelling of 42160860 in words is "forty-two million, one hundred sixty thousand, eight hundred sixty".