557813743 has 4 divisors (see below), whose sum is σ = 559034800. Its totient is φ = 556592688.

The previous prime is 557813731. The next prime is 557813749. The reversal of 557813743 is 347318755.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-557813743 is a prime.

It is a super-2 number, since 2×557813743² = 622312343759340098, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 557813743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557813749) 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, 609843 + ... + 610756.

It is an arithmetic number, because the mean of its divisors is an integer number (139758700).

Almost surely, 2^557813743 is an apocalyptic number.

557813743 is a deficient number, since it is larger than the sum of its proper divisors (1221057).

557813743 is a wasteful number, since it uses less digits than its factorization.

557813743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221056.

The product of its digits is 352800, while the sum is 43.

The square root of 557813743 is about 23618.0808492138. The cubic root of 557813743 is about 823.1830195232.

It can be divided in two parts, 5578 and 13743, that added together give a square (19321 = 139²).

The spelling of 557813743 in words is "five hundred fifty-seven million, eight hundred thirteen thousand, seven hundred forty-three".