4272747 has 8 divisors (see below), whose sum is σ = 5709456. Its totient is φ = 2842272.

The previous prime is 4272743. The next prime is 4272767. The reversal of 4272747 is 7472724.

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

It is not a de Polignac number, because 4272747 - 2² = 4272743 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4272743) 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, 393 + ... + 2949.

It is an arithmetic number, because the mean of its divisors is an integer number (713682).

Almost surely, 2^4272747 is an apocalyptic number.

4272747 is a deficient number, since it is larger than the sum of its proper divisors (1436709).

4272747 is a wasteful number, since it uses less digits than its factorization.

4272747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3117.

The product of its digits is 21952, while the sum is 33.

The square root of 4272747 is about 2067.0624083467. The cubic root of 4272747 is about 162.2690620947.

The spelling of 4272747 in words is "four million, two hundred seventy-two thousand, seven hundred forty-seven".