4247138 has 8 divisors (see below), whose sum is σ = 7280832. Its totient is φ = 1820196.

The previous prime is 4247129. The next prime is 4247147. The reversal of 4247138 is 8317424.

It is an interprime number because it is at equal distance from previous prime (4247129) and next prime (4247147).

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

It is a self number, because there is not a number n which added to its sum of digits gives 4247138.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151670 + ... + 151697.

It is an arithmetic number, because the mean of its divisors is an integer number (910104).

Almost surely, 2^4247138 is an apocalyptic number.

4247138 is a deficient number, since it is larger than the sum of its proper divisors (3033694).

4247138 is a wasteful number, since it uses less digits than its factorization.

4247138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303376.

The product of its digits is 5376, while the sum is 29.

The square root of 4247138 is about 2060.8585589506. The cubic root of 4247138 is about 161.9442220208.

The spelling of 4247138 in words is "four million, two hundred forty-seven thousand, one hundred thirty-eight".