838064166 has 8 divisors (see below), whose sum is σ = 1676128344. Its totient is φ = 279354720.

The previous prime is 838064159. The next prime is 838064173. The reversal of 838064166 is 661460838.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (838064159) and next prime (838064173).

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

838064166 is an admirable number.

It is a congruent number.

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, 69838675 + ... + 69838686.

It is an arithmetic number, because the mean of its divisors is an integer number (209516043).

Almost surely, 2^838064166 is an apocalyptic number.

838064166 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.

838064166 is a wasteful number, since it uses less digits than its factorization.

838064166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139677366.

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 838064166 is about 28949.3379198903. The cubic root of 838064166 is about 942.8134232843.

The spelling of 838064166 in words is "eight hundred thirty-eight million, sixty-four thousand, one hundred sixty-six".