196620479 has 8 divisors (see below), whose sum is σ = 220292688. Its totient is φ = 173914560.

The previous prime is 196620451. The next prime is 196620503. The reversal of 196620479 is 974026691.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-196620479 is a prime.

It is a super-2 number, since 2×196620479² = 77319225524378882, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196620409) 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, 241142 + ... + 241955.

It is an arithmetic number, because the mean of its divisors is an integer number (27536586).

Almost surely, 2^196620479 is an apocalyptic number.

196620479 is a deficient number, since it is larger than the sum of its proper divisors (23672209).

196620479 is a wasteful number, since it uses less digits than its factorization.

196620479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483145.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 196620479 is about 14022.1424539904. The cubic root of 196620479 is about 581.4908918808.

The spelling of 196620479 in words is "one hundred ninety-six million, six hundred twenty thousand, four hundred seventy-nine".