361198158 has 16 divisors (see below), whose sum is σ = 732571776. Its totient is φ = 118703480.

The previous prime is 361198153. The next prime is 361198163. The reversal of 361198158 is 851891163.

It is an interprime number because it is at equal distance from previous prime (361198153) and next prime (361198163).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (361198153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 423516 + ... + 424367.

It is an arithmetic number, because the mean of its divisors is an integer number (45785736).

Almost surely, 2^361198158 is an apocalyptic number.

361198158 is an abundant number, since it is smaller than the sum of its proper divisors (371373618).

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

361198158 is a wasteful number, since it uses less digits than its factorization.

361198158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847959.

The product of its digits is 51840, while the sum is 42.

The square root of 361198158 is about 19005.2139688034. The cubic root of 361198158 is about 712.1669944007.

The spelling of 361198158 in words is "three hundred sixty-one million, one hundred ninety-eight thousand, one hundred fifty-eight".