196836542 has 32 divisors (see below), whose sum is σ = 363475200. Its totient is φ = 78055488.

The previous prime is 196836533. The next prime is 196836547. The reversal of 196836542 is 245638691.

Its product of digits (311040) is a multiple of the sum of its prime divisors (17280).

It is a junction number, because it is equal to n+sod(n) for n = 196836493 and 196836502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196836547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2834 + ... + 20042.

It is an arithmetic number, because the mean of its divisors is an integer number (11358600).

Almost surely, 2^196836542 is an apocalyptic number.

196836542 is a deficient number, since it is larger than the sum of its proper divisors (166638658).

196836542 is a wasteful number, since it uses less digits than its factorization.

196836542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17280.

The product of its digits is 311040, while the sum is 44.

The square root of 196836542 is about 14029.8446890905. The cubic root of 196836542 is about 581.7038108242.

The spelling of 196836542 in words is "one hundred ninety-six million, eight hundred thirty-six thousand, five hundred forty-two".