42273605 has 16 divisors (see below), whose sum is σ = 55468800. Its totient is φ = 30672960.

The previous prime is 42273599. The next prime is 42273607. The reversal of 42273605 is 50637224.

It is not a de Polignac number, because 42273605 - 2⁴ = 42273589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42273607) 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, 39011 + ... + 40079.

It is an arithmetic number, because the mean of its divisors is an integer number (3466800).

Almost surely, 2^42273605 is an apocalyptic number.

It is an amenable number.

42273605 is a deficient number, since it is larger than the sum of its proper divisors (13195195).

42273605 is a wasteful number, since it uses less digits than its factorization.

42273605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1804.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 42273605 is about 6501.8155156848. The cubic root of 42273605 is about 348.3558395039.

The spelling of 42273605 in words is "forty-two million, two hundred seventy-three thousand, six hundred five".