195533154 has 12 divisors (see below), whose sum is σ = 423655206. Its totient is φ = 65177712.

The previous prime is 195533153. The next prime is 195533209. The reversal of 195533154 is 451335591.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 191185929 + 4347225 = 13827^2 + 2085^2 .

It is not an unprimeable number, because it can be changed into a prime (195533153) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5431459 + ... + 5431494.

Almost surely, 2^195533154 is an apocalyptic number.

195533154 is an abundant number, since it is smaller than the sum of its proper divisors (228122052).

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

195533154 is a wasteful number, since it uses less digits than its factorization.

195533154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10862961 (or 10862958 counting only the distinct ones).

The product of its digits is 40500, while the sum is 36.

The square root of 195533154 is about 13983.3169884688. The cubic root of 195533154 is about 580.4170148030.

The spelling of 195533154 in words is "one hundred ninety-five million, five hundred thirty-three thousand, one hundred fifty-four".