161352798 has 8 divisors (see below), whose sum is σ = 322705608. Its totient is φ = 53784264.

The previous prime is 161352791. The next prime is 161352803. The reversal of 161352798 is 897253161.

161352798 is digitally balanced in base 2 and base 3, because in such bases 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.

161352798 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161352791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13446061 + ... + 13446072.

It is an arithmetic number, because the mean of its divisors is an integer number (40338201).

Almost surely, 2^161352798 is an apocalyptic number.

161352798 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.

161352798 is a wasteful number, since it uses less digits than its factorization.

161352798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26892138.

The product of its digits is 90720, while the sum is 42.

The square root of 161352798 is about 12702.4721215990. The cubic root of 161352798 is about 544.4092558157.

The spelling of 161352798 in words is "one hundred sixty-one million, three hundred fifty-two thousand, seven hundred ninety-eight".