42550635 has 16 divisors (see below), whose sum is σ = 68194080. Its totient is φ = 22656000.

The previous prime is 42550603. The next prime is 42550637. The reversal of 42550635 is 53605524.

It is not a de Polignac number, because 42550635 - 2⁵ = 42550603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42550637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8635 + ... + 12635.

It is an arithmetic number, because the mean of its divisors is an integer number (4262130).

Almost surely, 2^42550635 is an apocalyptic number.

42550635 is a deficient number, since it is larger than the sum of its proper divisors (25643445).

42550635 is a wasteful number, since it uses less digits than its factorization.

42550635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4718.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 42550635 is about 6523.0847763922. The cubic root of 42550635 is about 349.1151389518.

The spelling of 42550635 in words is "forty-two million, five hundred fifty thousand, six hundred thirty-five".