555742 has 8 divisors (see below), whose sum is σ = 909432. Its totient is φ = 252600.

The previous prime is 555739. The next prime is 555743. The reversal of 555742 is 247555.

555742 is nontrivially palindromic in base 9.

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

It is a self number, because there is not a number n which added to its sum of digits gives 555742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12609 + ... + 12652.

It is an arithmetic number, because the mean of its divisors is an integer number (113679).

2⁵⁵⁵⁷⁴² is an apocalyptic number.

555742 is a deficient number, since it is larger than the sum of its proper divisors (353690).

555742 is a wasteful number, since it uses less digits than its factorization.

555742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25274.

The product of its digits is 7000, while the sum is 28.

The square root of 555742 is about 745.4810527438. The cubic root of 555742 is about 82.2162643466.

The spelling of 555742 in words is "five hundred fifty-five thousand, seven hundred forty-two".