42794171 has 4 divisors (see below), whose sum is σ = 48907632. Its totient is φ = 36680712.

The previous prime is 42794153. The next prime is 42794177. The reversal of 42794171 is 17149724.

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

It is a cyclic number.

It is not a de Polignac number, because 42794171 - 2¹⁸ = 42532027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42794177) 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, 3056720 + ... + 3056733.

It is an arithmetic number, because the mean of its divisors is an integer number (12226908).

Almost surely, 2^42794171 is an apocalyptic number.

42794171 is a deficient number, since it is larger than the sum of its proper divisors (6113461).

42794171 is an equidigital number, since it uses as much as digits as its factorization.

42794171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6113460.

The product of its digits is 14112, while the sum is 35.

The square root of 42794171 is about 6541.7253840252. The cubic root of 42794171 is about 349.7799187840.

The spelling of 42794171 in words is "forty-two million, seven hundred ninety-four thousand, one hundred seventy-one".