42246528 has 32 divisors (see below), whose sum is σ = 112218360. Its totient is φ = 14082048.

The previous prime is 42246527. The next prime is 42246539. The reversal of 42246528 is 82564224.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42246527) by changing a digit.

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, 54625 + ... + 55392.

Almost surely, 2^42246528 is an apocalyptic number.

42246528 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

42246528 is an abundant number, since it is smaller than the sum of its proper divisors (69971832).

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

42246528 is a wasteful number, since it uses less digits than its factorization.

42246528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110034 (or 110022 counting only the distinct ones).

The product of its digits is 30720, while the sum is 33.

The square root of 42246528 is about 6499.7329175898. The cubic root of 42246528 is about 348.2814475702.

The spelling of 42246528 in words is "forty-two million, two hundred forty-six thousand, five hundred twenty-eight".