402341666 has 8 divisors (see below), whose sum is σ = 605645904. Its totient is φ = 200459700.

The previous prime is 402341659. The next prime is 402341671. The reversal of 402341666 is 666143204.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354860 + ... + 355991.

It is an arithmetic number, because the mean of its divisors is an integer number (75705738).

Almost surely, 2^402341666 is an apocalyptic number.

402341666 is a deficient number, since it is larger than the sum of its proper divisors (203304238).

402341666 is a wasteful number, since it uses less digits than its factorization.

402341666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711136.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 402341666 is about 20058.4562217535. The cubic root of 402341666 is about 738.2412983380.

The spelling of 402341666 in words is "four hundred two million, three hundred forty-one thousand, six hundred sixty-six".