557146 has 8 divisors (see below), whose sum is σ = 858420. Its totient is φ = 271008.

The previous prime is 557093. The next prime is 557153. The reversal of 557146 is 641755.

It can be written as a sum of positive squares in 2 ways, for example, as 546121 + 11025 = 739^2 + 105^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3691 + ... + 3838.

2⁵⁵⁷¹⁴⁶ is an apocalyptic number.

557146 is a deficient number, since it is larger than the sum of its proper divisors (301274).

557146 is a wasteful number, since it uses less digits than its factorization.

557146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7568.

The product of its digits is 4200, while the sum is 28.

The square root of 557146 is about 746.4221325765. The cubic root of 557146 is about 82.2854418692.

It can be divided in two parts, 557 and 146, that added together give a triangular number (703 = T₃₇).

The spelling of 557146 in words is "five hundred fifty-seven thousand, one hundred forty-six".