196625001 has 4 divisors (see below), whose sum is σ = 262166672. Its totient is φ = 131083332.

The previous prime is 196624997. The next prime is 196625029. The reversal of 196625001 is 100526691.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 100526691 = 3 ⋅33508897.

It is not a de Polignac number, because 196625001 - 2² = 196624997 is a prime.

It is a super-2 number, since 2×196625001² = 77322782036500002, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 196625001.

It is not an unprimeable number, because it can be changed into a prime (196625041) 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 3 ways as a sum of consecutive naturals, for example, 32770831 + ... + 32770836.

It is an arithmetic number, because the mean of its divisors is an integer number (65541668).

Almost surely, 2^196625001 is an apocalyptic number.

It is an amenable number.

196625001 is a deficient number, since it is larger than the sum of its proper divisors (65541671).

196625001 is an equidigital number, since it uses as much as digits as its factorization.

196625001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65541670.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 196625001 is about 14022.3036980376. The cubic root of 196625001 is about 581.4953496763.

The spelling of 196625001 in words is "one hundred ninety-six million, six hundred twenty-five thousand, one".