1198250880 has 64 divisors (see below), whose sum is σ = 3819430800. Its totient is φ = 319533056.

The previous prime is 1198250869. The next prime is 1198250891. The reversal of 1198250880 is 880528911.

1198250880 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1198250869) and next prime (1198250891).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310125 + ... + 313964.

Almost surely, 2^1198250880 is an apocalyptic number.

1198250880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1198250880 is an abundant number, since it is smaller than the sum of its proper divisors (2621179920).

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

1198250880 is an equidigital number, since it uses as much as digits as its factorization.

1198250880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624111 (or 624099 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 42.

The square root of 1198250880 is about 34615.7605723173. The cubic root of 1198250880 is about 1062.1420077445.

The spelling of 1198250880 in words is "one billion, one hundred ninety-eight million, two hundred fifty thousand, eight hundred eighty".