196042573 has 4 divisors (see below), whose sum is σ = 198803808. Its totient is φ = 193281340.

The previous prime is 196042571. The next prime is 196042579. The reversal of 196042573 is 375240691.

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: 375240691 = 7 ⋅53605813.

It is a cyclic number.

It is not a de Polignac number, because 196042573 - 2¹ = 196042571 is a prime.

It is a super-3 number, since 3×196042573³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196042571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1380511 + ... + 1380652.

It is an arithmetic number, because the mean of its divisors is an integer number (49700952).

Almost surely, 2^196042573 is an apocalyptic number.

It is an amenable number.

196042573 is a deficient number, since it is larger than the sum of its proper divisors (2761235).

196042573 is an equidigital number, since it uses as much as digits as its factorization.

196042573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2761234.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 196042573 is about 14001.5203817300. The cubic root of 196042573 is about 580.9206276986.

The spelling of 196042573 in words is "one hundred ninety-six million, forty-two thousand, five hundred seventy-three".