354397866 has 8 divisors (see below), whose sum is σ = 708795744. Its totient is φ = 118132620.

The previous prime is 354397847. The next prime is 354397903. The reversal of 354397866 is 668793453.

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

354397866 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29533150 + ... + 29533161.

It is an arithmetic number, because the mean of its divisors is an integer number (88599468).

Almost surely, 2^354397866 is an apocalyptic number.

354397866 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

354397866 is a wasteful number, since it uses less digits than its factorization.

354397866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59066316.

The product of its digits is 3265920, while the sum is 51.

The square root of 354397866 is about 18825.4579227173. The cubic root of 354397866 is about 707.6693171491.

The spelling of 354397866 in words is "three hundred fifty-four million, three hundred ninety-seven thousand, eight hundred sixty-six".