42173374 has 4 divisors (see below), whose sum is σ = 63260064. Its totient is φ = 21086686.

The previous prime is 42173371. The next prime is 42173381. The reversal of 42173374 is 47337124.

42173374 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42173371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10543342 + ... + 10543345.

It is an arithmetic number, because the mean of its divisors is an integer number (15815016).

Almost surely, 2^42173374 is an apocalyptic number.

42173374 is a deficient number, since it is larger than the sum of its proper divisors (21086690).

42173374 is a wasteful number, since it uses less digits than its factorization.

42173374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21086689.

The product of its digits is 14112, while the sum is 31.

The square root of 42173374 is about 6494.1030173535. The cubic root of 42173374 is about 348.0803036153.

The spelling of 42173374 in words is "forty-two million, one hundred seventy-three thousand, three hundred seventy-four".