196615620 has 48 divisors (see below), whose sum is σ = 611694720. Its totient is φ = 52430688.

The previous prime is 196615607. The next prime is 196615631. The reversal of 196615620 is 26516691.

196615620 is a `hidden beast` number, since 1 + 96 + 6 + 1 + 562 + 0 = 666.

196615620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181512 + ... + 182591.

It is an arithmetic number, because the mean of its divisors is an integer number (12743640).

Almost surely, 2^196615620 is an apocalyptic number.

196615620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

196615620 is an abundant number, since it is smaller than the sum of its proper divisors (415079100).

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

196615620 is a wasteful number, since it uses less digits than its factorization.

196615620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364121 (or 364113 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 196615620 is about 14021.9691912370. The cubic root of 196615620 is about 581.4861017940.

It can be divided in two parts, 19661 and 5620, that added together give a square (25281 = 159²).

The spelling of 196615620 in words is "one hundred ninety-six million, six hundred fifteen thousand, six hundred twenty".