195464 has 16 divisors (see below), whose sum is σ = 374220. Its totient is φ = 95680.

The previous prime is 195457. The next prime is 195469. The reversal of 195464 is 464591.

It can be written as a sum of positive squares in 2 ways, for example, as 195364 + 100 = 442^2 + 10^2 .

It is not an unprimeable number, because it can be changed into a prime (195469) by changing a digit.

195464 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, 194 + ... + 654.

2¹⁹⁵⁴⁶⁴ is an apocalyptic number.

It is an amenable number.

195464 is a deficient number, since it is larger than the sum of its proper divisors (178756).

195464 is a wasteful number, since it uses less digits than its factorization.

195464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520 (or 516 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 195464 is about 442.1131076998. The cubic root of 195464 is about 58.0348581581.

The spelling of 195464 in words is "one hundred ninety-five thousand, four hundred sixty-four".