5555739 has 8 divisors (see below), whose sum is σ = 8465920. Its totient is φ = 3174696.

The previous prime is 5555723. The next prime is 5555747. The reversal of 5555739 is 9375555.

It is a happy number.

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

It is not a de Polignac number, because 5555739 - 2⁴ = 5555723 is a prime.

It is a super-2 number, since 2×5555739² = 61732471672242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5555697 and 5555706.

It is not an unprimeable number, because it can be changed into a prime (5555339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132259 + ... + 132300.

It is an arithmetic number, because the mean of its divisors is an integer number (1058240).

Almost surely, 2^5555739 is an apocalyptic number.

5555739 is a deficient number, since it is larger than the sum of its proper divisors (2910181).

5555739 is a wasteful number, since it uses less digits than its factorization.

5555739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264569.

The product of its digits is 118125, while the sum is 39.

The square root of 5555739 is about 2357.0615180771. The cubic root of 5555739 is about 177.1117108971. Note that the first 3 decimals are identical.

The spelling of 5555739 in words is "five million, five hundred fifty-five thousand, seven hundred thirty-nine".