42565094 has 16 divisors (see below), whose sum is σ = 75010320. Its totient is φ = 17859360.

The previous prime is 42565091. The next prime is 42565109. The reversal of 42565094 is 49056524.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42565091) 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, 74129 + ... + 74700.

It is an arithmetic number, because the mean of its divisors is an integer number (4688145).

Almost surely, 2^42565094 is an apocalyptic number.

42565094 is a deficient number, since it is larger than the sum of its proper divisors (32445226).

42565094 is a wasteful number, since it uses less digits than its factorization.

42565094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148855.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 42565094 is about 6524.1929769129. The cubic root of 42565094 is about 349.1546783863.

The spelling of 42565094 in words is "forty-two million, five hundred sixty-five thousand, ninety-four".