42263552 has 44 divisors (see below), whose sum is σ = 85359900. Its totient is φ = 20914176.

The previous prime is 42263549. The next prime is 42263561. The reversal of 42263552 is 25536224.

It can be written as a sum of positive squares in 2 ways, for example, as 6071296 + 36192256 = 2464^2 + 6016^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152438 + ... + 152714.

Almost surely, 2^42263552 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 42263552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42679950).

42263552 is an abundant number, since it is smaller than the sum of its proper divisors (43096348).

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

42263552 is a wasteful number, since it uses less digits than its factorization.

42263552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446 (or 428 counting only the distinct ones).

The product of its digits is 14400, while the sum is 29.

The square root of 42263552 is about 6501.0423779576. The cubic root of 42263552 is about 348.3282233835.

Adding to 42263552 its reverse (25536224), we get a palindrome (67799776).

The spelling of 42263552 in words is "forty-two million, two hundred sixty-three thousand, five hundred fifty-two".