4971399 has 8 divisors (see below), whose sum is σ = 6741120. Its totient is φ = 3257976.

The previous prime is 4971397. The next prime is 4971409. The reversal of 4971399 is 9931794.

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

It is not a de Polignac number, because 4971399 - 2¹ = 4971397 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

4971399 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4971399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4971397) 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, 13867 + ... + 14220.

It is an arithmetic number, because the mean of its divisors is an integer number (842640).

Almost surely, 2^4971399 is an apocalyptic number.

4971399 is a deficient number, since it is larger than the sum of its proper divisors (1769721).

4971399 is a wasteful number, since it uses less digits than its factorization.

4971399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28149.

The product of its digits is 61236, while the sum is 42.

The square root of 4971399 is about 2229.6634275155. The cubic root of 4971399 is about 170.6709241865.

The spelling of 4971399 in words is "four million, nine hundred seventy-one thousand, three hundred ninety-nine".