4742447 has 2 divisors, whose sum is σ = 4742448. Its totient is φ = 4742446.

The previous prime is 4742443. The next prime is 4742467. The reversal of 4742447 is 7442474.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4742447 - 2² = 4742443 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4742443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2371223 + 2371224.

It is an arithmetic number, because the mean of its divisors is an integer number (2371224).

Almost surely, 2^4742447 is an apocalyptic number.

4742447 is a deficient number, since it is larger than the sum of its proper divisors (1).

4742447 is an equidigital number, since it uses as much as digits as its factorization.

4742447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25088, while the sum is 32.

The square root of 4742447 is about 2177.7160053597. The cubic root of 4742447 is about 168.0096248265.

The spelling of 4742447 in words is "four million, seven hundred forty-two thousand, four hundred forty-seven".