195245634 has 32 divisors (see below), whose sum is σ = 411698880. Its totient is φ = 61558272.

The previous prime is 195245627. The next prime is 195245639. The reversal of 195245634 is 436542591.

It is a junction number, because it is equal to n+sod(n) for n = 195245592 and 195245601.

It is not an unprimeable number, because it can be changed into a prime (195245639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110502 + ... + 112254.

It is an arithmetic number, because the mean of its divisors is an integer number (12865590).

Almost surely, 2^195245634 is an apocalyptic number.

195245634 is an abundant number, since it is smaller than the sum of its proper divisors (216453246).

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

195245634 is a wasteful number, since it uses less digits than its factorization.

195245634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2754.

The product of its digits is 129600, while the sum is 39.

The square root of 195245634 is about 13973.0323838457. The cubic root of 195245634 is about 580.1323855554.

It can be divided in two parts, 1952 and 45634, that added together give a triangular number (47586 = T₃₀₈).

The spelling of 195245634 in words is "one hundred ninety-five million, two hundred forty-five thousand, six hundred thirty-four".