1194442848 has 120 divisors (see below), whose sum is σ = 3719597112. Its totient is φ = 374713344.

The previous prime is 1194442841. The next prime is 1194442859. The reversal of 1194442848 is 8482444911.

It is a super-2 number, since 2×1194442848² = 2853387434276702208, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1194442841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 30511 + ... + 57617.

Almost surely, 2^1194442848 is an apocalyptic number.

1194442848 is a gapful number since it is divisible by the number (18) 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 1194442848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1859798556).

1194442848 is an abundant number, since it is smaller than the sum of its proper divisors (2525154264).

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

1194442848 is a wasteful number, since it uses less digits than its factorization.

1194442848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27146 (or 27129 counting only the distinct ones).

The product of its digits is 294912, while the sum is 45.

The square root of 1194442848 is about 34560.7124926556. The cubic root of 1194442848 is about 1061.0156540327.

The spelling of 1194442848 in words is "one billion, one hundred ninety-four million, four hundred forty-two thousand, eight hundred forty-eight".