42261048 has 96 divisors (see below), whose sum is σ = 124887600. Its totient is φ = 13238784.

The previous prime is 42261013. The next prime is 42261049. The reversal of 42261048 is 84016224.

42261048 is a `hidden beast` number, since 4 + 2 + 2 + 610 + 48 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42261049) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 62086 + ... + 62762.

Almost surely, 2^42261048 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 42261048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62443800).

42261048 is an abundant number, since it is smaller than the sum of its proper divisors (82626552).

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

42261048 is a wasteful number, since it uses less digits than its factorization.

42261048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726 (or 699 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 42261048 is about 6500.8497906043. The cubic root of 42261048 is about 348.3213440824.

The spelling of 42261048 in words is "forty-two million, two hundred sixty-one thousand, forty-eight".