196620654 has 16 divisors (see below), whose sum is σ = 393896448. Its totient is φ = 65431032.

The previous prime is 196620587. The next prime is 196620659. The reversal of 196620654 is 456026691.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196620659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23352 + ... + 30635.

It is an arithmetic number, because the mean of its divisors is an integer number (24618528).

Almost surely, 2^196620654 is an apocalyptic number.

196620654 is an abundant number, since it is smaller than the sum of its proper divisors (197275794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196620654 is a wasteful number, since it uses less digits than its factorization.

196620654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54599.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 196620654 is about 14022.1486941196. The cubic root of 196620654 is about 581.4910643974.

The spelling of 196620654 in words is "one hundred ninety-six million, six hundred twenty thousand, six hundred fifty-four".