249662 has 16 divisors (see below), whose sum is σ = 453600. Its totient is φ = 100608.

The previous prime is 249659. The next prime is 249671. The reversal of 249662 is 266942.

It is a super-2 number, since 2×249662² = 124662228488, which contains 22 as substring.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 249662.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287 + ... + 762.

It is an arithmetic number, because the mean of its divisors is an integer number (28350).

2²⁴⁹⁶⁶² is an apocalyptic number.

249662 is a deficient number, since it is larger than the sum of its proper divisors (203938).

249662 is a wasteful number, since it uses less digits than its factorization.

249662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075.

The product of its digits is 5184, while the sum is 29.

The square root of 249662 is about 499.6618856787. The cubic root of 249662 is about 62.9676494696.

The spelling of 249662 in words is "two hundred forty-nine thousand, six hundred sixty-two".