42524248 has 64 divisors (see below), whose sum is σ = 90588960. Its totient is φ = 18579456.

The previous prime is 42524239. The next prime is 42524329. The reversal of 42524248 is 84242524.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165336 + ... + 165592.

Almost surely, 2^42524248 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 42524248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45294480).

42524248 is an abundant number, since it is smaller than the sum of its proper divisors (48064712).

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

42524248 is a wasteful number, since it uses less digits than its factorization.

42524248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356 (or 352 counting only the distinct ones).

The product of its digits is 20480, while the sum is 31.

The square root of 42524248 is about 6521.0618767192. The cubic root of 42524248 is about 349.0429582345.

It can be divided in two parts, 4 and 2524248, that added together give a palindrome (2524252).

The spelling of 42524248 in words is "forty-two million, five hundred twenty-four thousand, two hundred forty-eight".