196157654 has 32 divisors (see below), whose sum is σ = 373075200. Its totient is φ = 75126240.

The previous prime is 196157651. The next prime is 196157657. The reversal of 196157654 is 456751691.

196157654 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 (196157651) and next prime (196157657).

It is a Curzon number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196157651) 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 15 ways as a sum of consecutive naturals, for example, 1709 + ... + 19880.

It is an arithmetic number, because the mean of its divisors is an integer number (11658600).

Almost surely, 2^196157654 is an apocalyptic number.

196157654 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

196157654 is a deficient number, since it is larger than the sum of its proper divisors (176917546).

196157654 is a wasteful number, since it uses less digits than its factorization.

196157654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21668.

The product of its digits is 226800, while the sum is 44.

The square root of 196157654 is about 14005.6293682219. The cubic root of 196157654 is about 581.0342762268.

The spelling of 196157654 in words is "one hundred ninety-six million, one hundred fifty-seven thousand, six hundred fifty-four".