912249866 has 8 divisors (see below), whose sum is σ = 1492772544. Its totient is φ = 414659020.

The previous prime is 912249841. The next prime is 912249887. The reversal of 912249866 is 668942219.

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

It is a self number, because there is not a number n which added to its sum of digits gives 912249866.

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, 20732930 + ... + 20732973.

It is an arithmetic number, because the mean of its divisors is an integer number (186596568).

Almost surely, 2^912249866 is an apocalyptic number.

912249866 is a deficient number, since it is larger than the sum of its proper divisors (580522678).

912249866 is a wasteful number, since it uses less digits than its factorization.

912249866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41465916.

The product of its digits is 373248, while the sum is 47.

The square root of 912249866 is about 30203.4744027902. The cubic root of 912249866 is about 969.8500728352.

The spelling of 912249866 in words is "nine hundred twelve million, two hundred forty-nine thousand, eight hundred sixty-six".