209119482 has 224 divisors, whose sum is σ = 594941760. Its totient is φ = 54120960.

The previous prime is 209119481. The next prime is 209119483. The reversal of 209119482 is 284911902.

It is an interprime number because it is at equal distance from previous prime (209119481) and next prime (209119483).

It is not an unprimeable number, because it can be changed into a prime (209119481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 3544369 + ... + 3544427.

It is an arithmetic number, because the mean of its divisors is an integer number (2655990).

Almost surely, 2^209119482 is an apocalyptic number.

209119482 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 209119482, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (297470880).

209119482 is an abundant number, since it is smaller than the sum of its proper divisors (385822278).

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

209119482 is a wasteful number, since it uses less digits than its factorization.

209119482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120 (or 105 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 209119482 is about 14460.9640757454. The cubic root of 209119482 is about 593.5602806306.

The spelling of 209119482 in words is "two hundred nine million, one hundred nineteen thousand, four hundred eighty-two".