195972502 has 8 divisors (see below), whose sum is σ = 320682312. Its totient is φ = 89078400.

The previous prime is 195972493. The next prime is 195972527. The reversal of 195972502 is 205279591.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4453899 + ... + 4453942.

It is an arithmetic number, because the mean of its divisors is an integer number (40085289).

Almost surely, 2^195972502 is an apocalyptic number.

195972502 is a deficient number, since it is larger than the sum of its proper divisors (124709810).

195972502 is a wasteful number, since it uses less digits than its factorization.

195972502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8907854.

The product of its (nonzero) digits is 56700, while the sum is 40.

The square root of 195972502 is about 13999.0178941239. The cubic root of 195972502 is about 580.8514071216.

The spelling of 195972502 in words is "one hundred ninety-five million, nine hundred seventy-two thousand, five hundred two".