196307439 has 8 divisors (see below), whose sum is σ = 265329072. Its totient is φ = 129078720.

The previous prime is 196307431. The next prime is 196307453. The reversal of 196307439 is 934703691.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 196307439 - 2³ = 196307431 is a prime.

It is a super-2 number, since 2×196307439² = 77073221213477442, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 196307439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196307431) 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 7 ways as a sum of consecutive naturals, for example, 447972 + ... + 448409.

It is an arithmetic number, because the mean of its divisors is an integer number (33166134).

Almost surely, 2^196307439 is an apocalyptic number.

196307439 is a deficient number, since it is larger than the sum of its proper divisors (69021633).

196307439 is an equidigital number, since it uses as much as digits as its factorization.

196307439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896457.

The product of its (nonzero) digits is 122472, while the sum is 42.

The square root of 196307439 is about 14010.9756619587. The cubic root of 196307439 is about 581.1821302186.

The spelling of 196307439 in words is "one hundred ninety-six million, three hundred seven thousand, four hundred thirty-nine".