841666402 has 8 divisors (see below), whose sum is σ = 1265227776. Its totient is φ = 419923812.

The previous prime is 841666369. The next prime is 841666411. The reversal of 841666402 is 204666148.

841666402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 453538 + ... + 455389.

It is an arithmetic number, because the mean of its divisors is an integer number (158153472).

Almost surely, 2^841666402 is an apocalyptic number.

841666402 is a deficient number, since it is larger than the sum of its proper divisors (423561374).

841666402 is a wasteful number, since it uses less digits than its factorization.

841666402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909392.

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 841666402 is about 29011.4874144708. The cubic root of 841666402 is about 944.1623184266.

The spelling of 841666402 in words is "eight hundred forty-one million, six hundred sixty-six thousand, four hundred two".