42274047 has 8 divisors (see below), whose sum is σ = 56404480. Its totient is φ = 28163160.

The previous prime is 42274027. The next prime is 42274079. The reversal of 42274047 is 74047224.

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

It is not a de Polignac number, because 42274047 - 2¹² = 42269951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42274007) 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, 1272 + ... + 9282.

It is an arithmetic number, because the mean of its divisors is an integer number (7050560).

Almost surely, 2^42274047 is an apocalyptic number.

42274047 is a deficient number, since it is larger than the sum of its proper divisors (14130433).

42274047 is a wasteful number, since it uses less digits than its factorization.

42274047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9773.

The product of its (nonzero) digits is 12544, while the sum is 30.

The square root of 42274047 is about 6501.8495061021. The cubic root of 42274047 is about 348.3570536007.

The spelling of 42274047 in words is "forty-two million, two hundred seventy-four thousand, forty-seven".