196155494 has 8 divisors (see below), whose sum is σ = 295712400. Its totient is φ = 97584696.

The previous prime is 196155481. The next prime is 196155497. The reversal of 196155494 is 494551691.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196155497) 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 3 ways as a sum of consecutive naturals, for example, 246029 + ... + 246824.

It is an arithmetic number, because the mean of its divisors is an integer number (36964050).

Almost surely, 2^196155494 is an apocalyptic number.

196155494 is a deficient number, since it is larger than the sum of its proper divisors (99556906).

196155494 is a wasteful number, since it uses less digits than its factorization.

196155494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493054.

The product of its digits is 194400, while the sum is 44.

The square root of 196155494 is about 14005.5522561590. The cubic root of 196155494 is about 581.0321435228.

The spelling of 196155494 in words is "one hundred ninety-six million, one hundred fifty-five thousand, four hundred ninety-four".