4742147 has 2 divisors, whose sum is σ = 4742148. Its totient is φ = 4742146.

The previous prime is 4742141. The next prime is 4742173. The reversal of 4742147 is 7412474.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4742147 - 2⁴ = 4742131 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4742141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2371073 + 2371074.

It is an arithmetic number, because the mean of its divisors is an integer number (2371074).

Almost surely, 2^4742147 is an apocalyptic number.

4742147 is a deficient number, since it is larger than the sum of its proper divisors (1).

4742147 is an equidigital number, since it uses as much as digits as its factorization.

4742147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6272, while the sum is 29.

The square root of 4742147 is about 2177.6471247656. The cubic root of 4742147 is about 168.0060820738.

The spelling of 4742147 in words is "four million, seven hundred forty-two thousand, one hundred forty-seven".