42060656 has 40 divisors (see below), whose sum is σ = 89284464. Its totient is φ = 19036160.

The previous prime is 42060649. The next prime is 42060671. The reversal of 42060656 is 65606024.

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 7 ways as a sum of consecutive naturals, for example, 61790 + ... + 62466.

Almost surely, 2^42060656 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 42060656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44642232).

42060656 is an abundant number, since it is smaller than the sum of its proper divisors (47223808).

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

42060656 is a wasteful number, since it uses less digits than its factorization.

42060656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049 (or 1043 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 42060656 is about 6485.4187220256. The cubic root of 42060656 is about 347.7699188179.

The spelling of 42060656 in words is "forty-two million, sixty thousand, six hundred fifty-six".