249696662 has 4 divisors (see below), whose sum is σ = 374544996. Its totient is φ = 124848330.

The previous prime is 249696659. The next prime is 249696701. The reversal of 249696662 is 266696942.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 266696942 = 2 ⋅133348471.

It is a self number, because there is not a number n which added to its sum of digits gives 249696662.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 62424164 + ... + 62424167.

It is an arithmetic number, because the mean of its divisors is an integer number (93636249).

Almost surely, 2^249696662 is an apocalyptic number.

249696662 is a deficient number, since it is larger than the sum of its proper divisors (124848334).

249696662 is a wasteful number, since it uses less digits than its factorization.

249696662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124848333.

The product of its digits is 1679616, while the sum is 50.

The square root of 249696662 is about 15801.7929995301. The cubic root of 249696662 is about 629.7056338745.

The spelling of 249696662 in words is "two hundred forty-nine million, six hundred ninety-six thousand, six hundred sixty-two".