191956096 has 64 divisors (see below), whose sum is σ = 397555200. Its totient is φ = 92252160.

The previous prime is 191956067. The next prime is 191956099. The reversal of 191956096 is 690659191.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×191956096² = 73694285583122432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (191956099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 414361 + ... + 414823.

It is an arithmetic number, because the mean of its divisors is an integer number (6211800).

Almost surely, 2^191956096 is an apocalyptic number.

191956096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 191956096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198777600).

191956096 is an abundant number, since it is smaller than the sum of its proper divisors (205599104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

191956096 is an equidigital number, since it uses as much as digits as its factorization.

191956096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597 (or 585 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 46.

The square root of 191956096 is about 13854.8221208358. The cubic root of 191956096 is about 576.8558521840.

The spelling of 191956096 in words is "one hundred ninety-one million, nine hundred fifty-six thousand, ninety-six".