199070976 has 144 divisors (see below), whose sum is σ = 578729984. Its totient is φ = 60383232.

The previous prime is 199070959. The next prime is 199070981. The reversal of 199070976 is 679070991.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1267890 + ... + 1268046.

Almost surely, 2^199070976 is an apocalyptic number.

199070976 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 199070976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (289364992).

199070976 is an abundant number, since it is smaller than the sum of its proper divisors (379659008).

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

199070976 is a wasteful number, since it uses less digits than its factorization.

199070976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316 (or 302 counting only the distinct ones).

The product of its (nonzero) digits is 214326, while the sum is 48.

The square root of 199070976 is about 14109.2514330137. The cubic root of 199070976 is about 583.8966477517.

The spelling of 199070976 in words is "one hundred ninety-nine million, seventy thousand, nine hundred seventy-six".