42559776 has 192 divisors, whose sum is σ = 147087360. Its totient is φ = 11715840.

The previous prime is 42559739. The next prime is 42559787. The reversal of 42559776 is 67795524.

It is a super-2 number, since 2×42559776² = 3622669066340352, which contains 22 as substring.

Its product of digits (529200) is a multiple of the sum of its prime divisors (270).

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, 187375 + ... + 187601.

It is an arithmetic number, because the mean of its divisors is an integer number (766080).

Almost surely, 2^42559776 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 42559776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73543680).

42559776 is an abundant number, since it is smaller than the sum of its proper divisors (104527584).

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

42559776 is a wasteful number, since it uses less digits than its factorization.

42559776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284 (or 270 counting only the distinct ones).

The product of its digits is 529200, while the sum is 45.

The square root of 42559776 is about 6523.7854041959. The cubic root of 42559776 is about 349.1401368787.

The spelling of 42559776 in words is "forty-two million, five hundred fifty-nine thousand, seven hundred seventy-six".