5439797 has 16 divisors (see below), whose sum is σ = 6172224. Its totient is φ = 4791600.

The previous prime is 5439793. The next prime is 5439803. The reversal of 5439797 is 7979345.

It is a happy number.

It is not a de Polignac number, because 5439797 - 2² = 5439793 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5439793) 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, 81158 + ... + 81224.

It is an arithmetic number, because the mean of its divisors is an integer number (385764).

Almost surely, 2^5439797 is an apocalyptic number.

It is an amenable number.

5439797 is a deficient number, since it is larger than the sum of its proper divisors (732427).

5439797 is an equidigital number, since it uses as much as digits as its factorization.

5439797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161 (or 139 counting only the distinct ones).

The product of its digits is 238140, while the sum is 44.

The square root of 5439797 is about 2332.3372397662. The cubic root of 5439797 is about 175.8709992208.

The spelling of 5439797 in words is "five million, four hundred thirty-nine thousand, seven hundred ninety-seven".