5657743 has 16 divisors (see below), whose sum is σ = 7060480. Its totient is φ = 4414176.

The previous prime is 5657731. The next prime is 5657749. The reversal of 5657743 is 3477565.

It is not a de Polignac number, because 5657743 - 2⁵ = 5657711 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5657749) 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, 6796 + ... + 7582.

It is an arithmetic number, because the mean of its divisors is an integer number (441280).

Almost surely, 2^5657743 is an apocalyptic number.

5657743 is a deficient number, since it is larger than the sum of its proper divisors (1402737).

5657743 is a wasteful number, since it uses less digits than its factorization.

5657743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886.

The product of its digits is 88200, while the sum is 37.

The square root of 5657743 is about 2378.6010594465. The cubic root of 5657743 is about 178.1890744350.

Multiplying 5657743 by its sum of digits (37), we get a triangular number (209336491 = T₂₀₄₆₁).

It can be divided in two parts, 5657 and 743, that added together give a square (6400 = 80²).

The spelling of 5657743 in words is "five million, six hundred fifty-seven thousand, seven hundred forty-three".