42525554 has 8 divisors (see below), whose sum is σ = 63866880. Its totient is φ = 21236596.

The previous prime is 42525547. The next prime is 42525589. The reversal of 42525554 is 45552524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 42525554.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10994 + ... + 14349.

It is an arithmetic number, because the mean of its divisors is an integer number (7983360).

Almost surely, 2^42525554 is an apocalyptic number.

42525554 is a deficient number, since it is larger than the sum of its proper divisors (21341326).

42525554 is a wasteful number, since it uses less digits than its factorization.

42525554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26184.

The product of its digits is 40000, while the sum is 32.

The square root of 42525554 is about 6521.1620130158. The cubic root of 42525554 is about 349.0465314542.

The spelling of 42525554 in words is "forty-two million, five hundred twenty-five thousand, five hundred fifty-four".