662049 has 6 divisors (see below), whose sum is σ = 956306. Its totient is φ = 441360.

The previous prime is 662047. The next prime is 662059. The reversal of 662049 is 940266.

It can be written as a sum of positive squares in only one way, i.e., 431649 + 230400 = 657^2 + 480^2 .

It is not a de Polignac number, because 662049 - 2¹ = 662047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (662047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36772 + ... + 36789.

2⁶⁶²⁰⁴⁹ is an apocalyptic number.

It is an amenable number.

662049 is a deficient number, since it is larger than the sum of its proper divisors (294257).

662049 is a wasteful number, since it uses less digits than its factorization.

662049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73567 (or 73564 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 662049 is about 813.6639355410. The cubic root of 662049 is about 87.1558838232.

The spelling of 662049 in words is "six hundred sixty-two thousand, forty-nine".