151798 has 8 divisors (see below), whose sum is σ = 231120. Its totient is φ = 74760.

The previous prime is 151787. The next prime is 151799. The reversal of 151798 is 897151.

151798 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 Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151799) by changing a digit.

151798 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 393 + ... + 676.

It is an arithmetic number, because the mean of its divisors is an integer number (28890).

2¹⁵¹⁷⁹⁸ is an apocalyptic number.

151798 is a deficient number, since it is larger than the sum of its proper divisors (79322).

151798 is a wasteful number, since it uses less digits than its factorization.

151798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142.

The product of its digits is 2520, while the sum is 31.

The square root of 151798 is about 389.6126281321. The cubic root of 151798 is about 53.3443813918.

It can be divided in two parts, 151 and 798, that added together give a palindrome (949).

The spelling of 151798 in words is "one hundred fifty-one thousand, seven hundred ninety-eight".