196041457 has 4 divisors (see below), whose sum is σ = 198244260. Its totient is φ = 193838656.

The previous prime is 196041413. The next prime is 196041473. The reversal of 196041457 is 754140691.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 36372961 + 159668496 = 6031^2 + 12636^2 .

It is a cyclic number.

It is not a de Polignac number, because 196041457 - 2¹⁵ = 196008689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196041407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1101268 + ... + 1101445.

It is an arithmetic number, because the mean of its divisors is an integer number (49561065).

Almost surely, 2^196041457 is an apocalyptic number.

It is an amenable number.

196041457 is a deficient number, since it is larger than the sum of its proper divisors (2202803).

196041457 is an equidigital number, since it uses as much as digits as its factorization.

196041457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2202802.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 196041457 is about 14001.4805288584. The cubic root of 196041457 is about 580.9195253723.

The spelling of 196041457 in words is "one hundred ninety-six million, forty-one thousand, four hundred fifty-seven".