168838350 has 48 divisors (see below), whose sum is σ = 419996928. Its totient is φ = 44886240.

The previous prime is 168838343. The next prime is 168838357. The reversal of 168838350 is 53838861.

It is an interprime number because it is at equal distance from previous prime (168838343) and next prime (168838357).

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168838357) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53517 + ... + 56583.

It is an arithmetic number, because the mean of its divisors is an integer number (8749936).

Almost surely, 2^168838350 is an apocalyptic number.

168838350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 168838350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209998464).

168838350 is an abundant number, since it is smaller than the sum of its proper divisors (251158578).

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

168838350 is a wasteful number, since it uses less digits than its factorization.

168838350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3449 (or 3444 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 168838350 is about 12993.7812048687. The cubic root of 168838350 is about 552.7011477283.

The spelling of 168838350 in words is "one hundred sixty-eight million, eight hundred thirty-eight thousand, three hundred fifty".