196138496 has 20 divisors (see below), whose sum is σ = 391894932. Its totient is φ = 98068992.

The previous prime is 196138493. The next prime is 196138499. The reversal of 196138496 is 694831691.

196138496 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (196138493) and next prime (196138499).

It is a super-2 number, since 2×196138496² = 76940619226284032, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 196138496.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196138493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191030 + ... + 192053.

Almost surely, 2^196138496 is an apocalyptic number.

196138496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

196138496 is a deficient number, since it is larger than the sum of its proper divisors (195756436).

196138496 is an frugal number, since it uses more digits than its factorization.

196138496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383101 (or 383085 counting only the distinct ones).

The product of its digits is 279936, while the sum is 47.

The square root of 196138496 is about 14004.9454122463. The cubic root of 196138496 is about 581.0153597807.

The spelling of 196138496 in words is "one hundred ninety-six million, one hundred thirty-eight thousand, four hundred ninety-six".