42525552 has 40 divisors (see below), whose sum is σ = 113405440. Its totient is φ = 13717440.

The previous prime is 42525547. The next prime is 42525589. The reversal of 42525552 is 25552524.

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 7 ways as a sum of consecutive naturals, for example, 12802 + ... + 15777.

It is an arithmetic number, because the mean of its divisors is an integer number (2835136).

Almost surely, 2^42525552 is an apocalyptic number.

It is an amenable number.

42525552 is an abundant number, since it is smaller than the sum of its proper divisors (70879888).

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

42525552 is a wasteful number, since it uses less digits than its factorization.

42525552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28621 (or 28615 counting only the distinct ones).

The product of its digits is 20000, while the sum is 30.

The square root of 42525552 is about 6521.1618596689. The cubic root of 42525552 is about 349.0465259823.

The spelling of 42525552 in words is "forty-two million, five hundred twenty-five thousand, five hundred fifty-two".