5147645 has 16 divisors (see below), whose sum is σ = 6462720. Its totient is φ = 3931200.

The previous prime is 5147633. The next prime is 5147647. The reversal of 5147645 is 5467415.

It is not a de Polignac number, because 5147645 - 2⁴ = 5147629 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5147647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18860 + ... + 19130.

It is an arithmetic number, because the mean of its divisors is an integer number (403920).

Almost surely, 2^5147645 is an apocalyptic number.

It is an amenable number.

5147645 is a deficient number, since it is larger than the sum of its proper divisors (1315075).

5147645 is a wasteful number, since it uses less digits than its factorization.

5147645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436.

The product of its digits is 16800, while the sum is 32.

The square root of 5147645 is about 2268.8422157568. The cubic root of 5147645 is about 172.6644234953.

The spelling of 5147645 in words is "five million, one hundred forty-seven thousand, six hundred forty-five".