192996864 has 160 divisors (see below), whose sum is σ = 597104640. Its totient is φ = 61433856.

The previous prime is 192996833. The next prime is 192996871. The reversal of 192996864 is 468699291.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 192996864.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 317649 + ... + 318255.

It is an arithmetic number, because the mean of its divisors is an integer number (3731904).

Almost surely, 2^192996864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 192996864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298552320).

192996864 is an abundant number, since it is smaller than the sum of its proper divisors (404107776).

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

192996864 is an equidigital number, since it uses as much as digits as its factorization.

192996864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657 (or 635 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 54.

The square root of 192996864 is about 13892.3311218816. The cubic root of 192996864 is about 577.8965264580.

The spelling of 192996864 in words is "one hundred ninety-two million, nine hundred ninety-six thousand, eight hundred sixty-four".