195275090 has 16 divisors (see below), whose sum is σ = 372171672. Its totient is φ = 73515264.

The previous prime is 195275089. The next prime is 195275147. The reversal of 195275090 is 90572591.

195275090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 195132961 + 142129 = 13969^2 + 377^2 .

It is a plaindrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 574169 + ... + 574508.

Almost surely, 2^195275090 is an apocalyptic number.

195275090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

195275090 is a deficient number, since it is larger than the sum of its proper divisors (176896582).

195275090 is a wasteful number, since it uses less digits than its factorization.

195275090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148701.

The product of its (nonzero) digits is 28350, while the sum is 38.

The square root of 195275090 is about 13974.0863744289. The cubic root of 195275090 is about 580.1615582441.

The spelling of 195275090 in words is "one hundred ninety-five million, two hundred seventy-five thousand, ninety".