42273560 has 128 divisors (see below), whose sum is σ = 117573120. Its totient is φ = 13350912.

The previous prime is 42273557. The next prime is 42273587. The reversal of 42273560 is 6537224.

It is a congruent number.

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, 395027 + ... + 395133.

It is an arithmetic number, because the mean of its divisors is an integer number (918540).

Almost surely, 2^42273560 is an apocalyptic number.

42273560 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42273560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58786560).

42273560 is an abundant number, since it is smaller than the sum of its proper divisors (75299560).

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

42273560 is a wasteful number, since it uses less digits than its factorization.

42273560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225 (or 221 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 42273560 is about 6501.8120551120. The cubic root of 42273560 is about 348.3557158963.

The spelling of 42273560 in words is "forty-two million, two hundred seventy-three thousand, five hundred sixty".