366666998 has 8 divisors (see below), whose sum is σ = 551272008. Its totient is φ = 182909664.

The previous prime is 366666991. The next prime is 366667013. The reversal of 366666998 is 899666663.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366666991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210836 + ... + 212567.

It is an arithmetic number, because the mean of its divisors is an integer number (68909001).

Almost surely, 2^366666998 is an apocalyptic number.

366666998 is a deficient number, since it is larger than the sum of its proper divisors (184605010).

366666998 is a wasteful number, since it uses less digits than its factorization.

366666998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423838.

The product of its digits is 15116544, while the sum is 59.

The square root of 366666998 is about 19148.5508067843. The cubic root of 366666998 is about 715.7432719301.

The spelling of 366666998 in words is "three hundred sixty-six million, six hundred sixty-six thousand, nine hundred ninety-eight".