5742666 has 12 divisors (see below), whose sum is σ = 12442482. Its totient is φ = 1914216.

The previous prime is 5742643. The next prime is 5742673. The reversal of 5742666 is 6662475.

It can be written as a sum of positive squares in only one way, i.e., 5157441 + 585225 = 2271^2 + 765^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5742666.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 159501 + ... + 159536.

Almost surely, 2^5742666 is an apocalyptic number.

5742666 is an abundant number, since it is smaller than the sum of its proper divisors (6699816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5742666 is a wasteful number, since it uses less digits than its factorization.

5742666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319045 (or 319042 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 5742666 is about 2396.3860290028. The cubic root of 5742666 is about 179.0761928164.

It can be divided in two parts, 574 and 2666, that added together give a triangular number (3240 = T₈₀).

The spelling of 5742666 in words is "five million, seven hundred forty-two thousand, six hundred sixty-six".