2397147 has 8 divisors (see below), whose sum is σ = 3274320. Its totient is φ = 1559040.

The previous prime is 2397139. The next prime is 2397151. The reversal of 2397147 is 7417932.

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

It is not a de Polignac number, because 2397147 - 2³ = 2397139 is a prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 3 + 9³ + 7 + 1 + 4¹⁰ + 7⁷ .

It is not an unprimeable number, because it can be changed into a prime (2397107) 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, 9622 + ... + 9867.

It is an arithmetic number, because the mean of its divisors is an integer number (409290).

2^2397147 is an apocalyptic number.

2397147 is a deficient number, since it is larger than the sum of its proper divisors (877173).

2397147 is a wasteful number, since it uses less digits than its factorization.

2397147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19533.

The product of its digits is 10584, while the sum is 33.

The square root of 2397147 is about 1548.2722628789. The cubic root of 2397147 is about 133.8335164192.

The spelling of 2397147 in words is "two million, three hundred ninety-seven thousand, one hundred forty-seven".