196506001 has 16 divisors (see below), whose sum is σ = 213681600. Its totient is φ = 180266688.

The previous prime is 196505987. The next prime is 196506007. The reversal of 196506001 is 100605691.

It is a cyclic number.

It is not a de Polignac number, because 196506001 - 2⁹ = 196505489 is a prime.

It is a super-2 number, since 2×196506001² = 77229216858024002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196506007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44010 + ... + 48268.

It is an arithmetic number, because the mean of its divisors is an integer number (13355100).

Almost surely, 2^196506001 is an apocalyptic number.

It is an amenable number.

196506001 is a deficient number, since it is larger than the sum of its proper divisors (17175599).

196506001 is a wasteful number, since it uses less digits than its factorization.

196506001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4368.

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 196506001 is about 14018.0598158233. The cubic root of 196506001 is about 581.3780164942.

It can be divided in two parts, 19650 and 6001, that added together give a triangular number (25651 = T₂₂₆).

The spelling of 196506001 in words is "one hundred ninety-six million, five hundred six thousand, one".