196149742 has 8 divisors (see below), whose sum is σ = 295765632. Its totient is φ = 97561200.

The previous prime is 196149713. The next prime is 196149743. The reversal of 196149742 is 247941691.

196149742 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196149743) 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, 256359 + ... + 257122.

It is an arithmetic number, because the mean of its divisors is an integer number (36970704).

Almost surely, 2^196149742 is an apocalyptic number.

196149742 is a deficient number, since it is larger than the sum of its proper divisors (99615890).

196149742 is a wasteful number, since it uses less digits than its factorization.

196149742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513674.

The product of its digits is 108864, while the sum is 43.

The square root of 196149742 is about 14005.3469075207. The cubic root of 196149742 is about 581.0264641347.

The spelling of 196149742 in words is "one hundred ninety-six million, one hundred forty-nine thousand, seven hundred forty-two".