1144574976 has 88 divisors (see below), whose sum is σ = 3065914720. Its totient is φ = 379625472.

The previous prime is 1144574971. The next prime is 1144575007. The reversal of 1144574976 is 6794754411.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144574971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 702675 + ... + 704301.

It is an arithmetic number, because the mean of its divisors is an integer number (34839940).

Almost surely, 2^1144574976 is an apocalyptic number.

1144574976 is a gapful number since it is divisible by the number (16) 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 1144574976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1532957360).

1144574976 is an abundant number, since it is smaller than the sum of its proper divisors (1921339744).

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

1144574976 is a wasteful number, since it uses less digits than its factorization.

1144574976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1879 (or 1861 counting only the distinct ones).

The product of its digits is 846720, while the sum is 48.

The square root of 1144574976 is about 33831.5677437508. The cubic root of 1144574976 is about 1046.0394946256.

The spelling of 1144574976 in words is "one billion, one hundred forty-four million, five hundred seventy-four thousand, nine hundred seventy-six".