42530264 has 32 divisors (see below), whose sum is σ = 94080000. Its totient is φ = 17638560.

The previous prime is 42530251. The next prime is 42530273. The reversal of 42530264 is 46203524.

42530264 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10514 + ... + 13985.

It is an arithmetic number, because the mean of its divisors is an integer number (2940000).

Almost surely, 2^42530264 is an apocalyptic number.

It is an amenable number.

42530264 is an abundant number, since it is smaller than the sum of its proper divisors (51549736).

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

42530264 is a wasteful number, since it uses less digits than its factorization.

42530264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24543 (or 24539 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 42530264 is about 6521.5231349739. The cubic root of 42530264 is about 349.0594174198.

Adding to 42530264 its reverse (46203524), we get a palindrome (88733788).

The spelling of 42530264 in words is "forty-two million, five hundred thirty thousand, two hundred sixty-four".