4742347 has 16 divisors (see below), whose sum is σ = 5225472. Its totient is φ = 4290880.

The previous prime is 4742329. The next prime is 4742351. The reversal of 4742347 is 7432474.

It is not a de Polignac number, because 4742347 - 2⁷ = 4742219 is a prime.

It is a Duffinian number.

4742347 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4742317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44268 + ... + 44374.

It is an arithmetic number, because the mean of its divisors is an integer number (326592).

Almost surely, 2^4742347 is an apocalyptic number.

4742347 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

4742347 is a deficient number, since it is larger than the sum of its proper divisors (483125).

4742347 is a wasteful number, since it uses less digits than its factorization.

4742347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218.

The product of its digits is 18816, while the sum is 31.

The square root of 4742347 is about 2177.6930454038. The cubic root of 4742347 is about 168.0084439256.

The spelling of 4742347 in words is "four million, seven hundred forty-two thousand, three hundred forty-seven".