196599494 has 16 divisors (see below), whose sum is σ = 362953248. Its totient is φ = 77775552.

The previous prime is 196599493. The next prime is 196599511. The reversal of 196599494 is 494995691.

It is a super-2 number, since 2×196599494² = 77302722082112072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196599493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 539927 + ... + 540290.

It is an arithmetic number, because the mean of its divisors is an integer number (22684578).

Almost surely, 2^196599494 is an apocalyptic number.

196599494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

196599494 is a deficient number, since it is larger than the sum of its proper divisors (166353754).

196599494 is a wasteful number, since it uses less digits than its factorization.

196599494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080239.

The product of its digits is 3149280, while the sum is 56.

The square root of 196599494 is about 14021.3941532217. The cubic root of 196599494 is about 581.4702039366.

The spelling of 196599494 in words is "one hundred ninety-six million, five hundred ninety-nine thousand, four hundred ninety-four".