195403534 has 16 divisors (see below), whose sum is σ = 299815488. Its totient is φ = 95471712.

The previous prime is 195403519. The next prime is 195403547. The reversal of 195403534 is 435304591.

It is a self number, because there is not a number n which added to its sum of digits gives 195403534.

It is a congruent number.

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, 78964 + ... + 81400.

It is an arithmetic number, because the mean of its divisors is an integer number (18738468).

Almost surely, 2^195403534 is an apocalyptic number.

195403534 is a deficient number, since it is larger than the sum of its proper divisors (104411954).

195403534 is a wasteful number, since it uses less digits than its factorization.

195403534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3339.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 195403534 is about 13978.6814113492. The cubic root of 195403534 is about 580.2887325785.

The spelling of 195403534 in words is "one hundred ninety-five million, four hundred three thousand, five hundred thirty-four".