5147745 has 32 divisors (see below), whose sum is σ = 8819712. Its totient is φ = 2557632.

The previous prime is 5147711. The next prime is 5147749. The reversal of 5147745 is 5477415.

It is not a de Polignac number, because 5147745 - 2¹⁰ = 5146721 is a prime.

5147745 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5147749) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14662 + ... + 15008.

It is an arithmetic number, because the mean of its divisors is an integer number (275616).

Almost surely, 2^5147745 is an apocalyptic number.

It is an amenable number.

5147745 is a deficient number, since it is larger than the sum of its proper divisors (3671967).

5147745 is a wasteful number, since it uses less digits than its factorization.

5147745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421.

The product of its digits is 19600, while the sum is 33.

The square root of 5147745 is about 2268.8642533215. The cubic root of 5147745 is about 172.6655415684.

The spelling of 5147745 in words is "five million, one hundred forty-seven thousand, seven hundred forty-five".