42273074 has 8 divisors (see below), whose sum is σ = 63971100. Its totient is φ = 20949376.

The previous prime is 42273071. The next prime is 42273079. The reversal of 42273074 is 47037224.

It can be written as a sum of positive squares in 2 ways, for example, as 32569849 + 9703225 = 5707^2 + 3115^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42273071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93299 + ... + 93750.

Almost surely, 2^42273074 is an apocalyptic number.

42273074 is a deficient number, since it is larger than the sum of its proper divisors (21698026).

42273074 is a wasteful number, since it uses less digits than its factorization.

42273074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187164.

The product of its (nonzero) digits is 9408, while the sum is 29.

The square root of 42273074 is about 6501.7746808083. The cubic root of 42273074 is about 348.3543809284.

The spelling of 42273074 in words is "forty-two million, two hundred seventy-three thousand, seventy-four".