42529504 has 24 divisors (see below), whose sum is σ = 84519288. Its totient is φ = 21064320.

The previous prime is 42529483. The next prime is 42529519. The reversal of 42529504 is 40592524.

42529504 = 192² + 193² + ... + 512².

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2787 + ... + 9634.

It is an arithmetic number, because the mean of its divisors is an integer number (3521637).

Almost surely, 2^42529504 is an apocalyptic number.

It is an amenable number.

42529504 is a deficient number, since it is larger than the sum of its proper divisors (41989784).

42529504 is a wasteful number, since it uses less digits than its factorization.

42529504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12538 (or 12530 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 42529504 is about 6521.4648661171. The cubic root of 42529504 is about 349.0573382200.

It can be divided in two parts, 425 and 29504, that added together give a square (29929 = 173²).

The spelling of 42529504 in words is "forty-two million, five hundred twenty-nine thousand, five hundred four".