196952905 has 16 divisors (see below), whose sum is σ = 253682064. Its totient is φ = 146257920.

The previous prime is 196952893. The next prime is 196952911. The reversal of 196952905 is 509259691.

It can be written as a sum of positive squares in 8 ways, for example, as 9290304 + 187662601 = 3048^2 + 13699^2 .

It is a de Polignac number, because none of the positive numbers 2^k-196952905 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9666 + ... + 22075.

It is an arithmetic number, because the mean of its divisors is an integer number (15855129).

Almost surely, 2^196952905 is an apocalyptic number.

It is an amenable number.

196952905 is a deficient number, since it is larger than the sum of its proper divisors (56729159).

196952905 is a wasteful number, since it uses less digits than its factorization.

196952905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31836.

The product of its (nonzero) digits is 218700, while the sum is 46.

The square root of 196952905 is about 14033.9910574291. The cubic root of 196952905 is about 581.8184160118.

The spelling of 196952905 in words is "one hundred ninety-six million, nine hundred fifty-two thousand, nine hundred five".