2393147 has 4 divisors (see below), whose sum is σ = 2423520. Its totient is φ = 2362776.

The previous prime is 2393137. The next prime is 2393161. The reversal of 2393147 is 7413932.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2393147 - 2⁸ = 2392891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2393137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15068 + ... + 15225.

It is an arithmetic number, because the mean of its divisors is an integer number (605880).

2^2393147 is an apocalyptic number.

2393147 is a deficient number, since it is larger than the sum of its proper divisors (30373).

2393147 is an equidigital number, since it uses as much as digits as its factorization.

2393147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30372.

The product of its digits is 4536, while the sum is 29.

The square root of 2393147 is about 1546.9799610855. The cubic root of 2393147 is about 133.7590345311.

The spelling of 2393147 in words is "two million, three hundred ninety-three thousand, one hundred forty-seven".