1072799898 has 8 divisors (see below), whose sum is σ = 2145599808. Its totient is φ = 357599964.

The previous prime is 1072799821. The next prime is 1072799911. The reversal of 1072799898 is 8989972701.

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

1072799898 is an admirable number.

It is a super-2 number, since 2×1072799898² = 2301799242297620808, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 89399986 + ... + 89399997.

It is an arithmetic number, because the mean of its divisors is an integer number (268199976).

Almost surely, 2^1072799898 is an apocalyptic number.

1072799898 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1072799898 is a wasteful number, since it uses less digits than its factorization.

1072799898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178799988.

The product of its (nonzero) digits is 4572288, while the sum is 60.

The square root of 1072799898 is about 32753.6241964153. The cubic root of 1072799898 is about 1023.7004821888.

The spelling of 1072799898 in words is "one billion, seventy-two million, seven hundred ninety-nine thousand, eight hundred ninety-eight".