249338966 has 8 divisors (see below), whose sum is σ = 396009000. Its totient is φ = 117335968.

The previous prime is 249338941. The next prime is 249338987. The reversal of 249338966 is 669833942.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3666716 + ... + 3666783.

It is an arithmetic number, because the mean of its divisors is an integer number (49501125).

Almost surely, 2^249338966 is an apocalyptic number.

249338966 is a deficient number, since it is larger than the sum of its proper divisors (146670034).

249338966 is a wasteful number, since it uses less digits than its factorization.

249338966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7333518.

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

The square root of 249338966 is about 15790.4707339585. The cubic root of 249338966 is about 629.4048010886.

The spelling of 249338966 in words is "two hundred forty-nine million, three hundred thirty-eight thousand, nine hundred sixty-six".