42524566 has 16 divisors (see below), whose sum is σ = 74451456. Its totient is φ = 17836776.

The previous prime is 42524561. The next prime is 42524567. The reversal of 42524566 is 66542524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42524561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31656 + ... + 32971.

It is an arithmetic number, because the mean of its divisors is an integer number (4653216).

Almost surely, 2^42524566 is an apocalyptic number.

42524566 is a deficient number, since it is larger than the sum of its proper divisors (31926890).

42524566 is a wasteful number, since it uses less digits than its factorization.

42524566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64683.

The product of its digits is 57600, while the sum is 34.

The square root of 42524566 is about 6521.0862592056. The cubic root of 42524566 is about 349.0438282902.

The spelling of 42524566 in words is "forty-two million, five hundred twenty-four thousand, five hundred sixty-six".