196151995 has 32 divisors (see below), whose sum is σ = 262906560. Its totient is φ = 139560960.

The previous prime is 196151987. The next prime is 196152013. The reversal of 196151995 is 599151691.

It is not a de Polignac number, because 196151995 - 2³ = 196151987 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 236772 + ... + 237598.

It is an arithmetic number, because the mean of its divisors is an integer number (8215830).

Almost surely, 2^196151995 is an apocalyptic number.

196151995 is a deficient number, since it is larger than the sum of its proper divisors (66754565).

196151995 is a wasteful number, since it uses less digits than its factorization.

196151995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 975.

The product of its digits is 109350, while the sum is 46.

The square root of 196151995 is about 14005.4273408561. The cubic root of 196151995 is about 581.0286887065.

It can be divided in two parts, 1961 and 51995, that added together give a triangular number (53956 = T₃₂₈).

The spelling of 196151995 in words is "one hundred ninety-six million, one hundred fifty-one thousand, nine hundred ninety-five".