196040519 has 4 divisors (see below), whose sum is σ = 199254360. Its totient is φ = 192826680.

The previous prime is 196040501. The next prime is 196040527. The reversal of 196040519 is 915040691.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 915040691 = 17 ⋅53825923.

It is a cyclic number.

It is not a de Polignac number, because 196040519 - 2¹⁶ = 195974983 is a prime.

It is a super-2 number, since 2×196040519² = 76863770179578722, which contains 22 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 (196040599) 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, 1606829 + ... + 1606950.

It is an arithmetic number, because the mean of its divisors is an integer number (49813590).

Almost surely, 2^196040519 is an apocalyptic number.

196040519 is a deficient number, since it is larger than the sum of its proper divisors (3213841).

196040519 is an equidigital number, since it uses as much as digits as its factorization.

196040519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3213840.

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 196040519 is about 14001.4470323606. The cubic root of 196040519 is about 580.9185988618.

The spelling of 196040519 in words is "one hundred ninety-six million, forty thousand, five hundred nineteen".