1468894224 has 80 divisors (see below), whose sum is σ = 4357498880. Its totient is φ = 417674880.

The previous prime is 1468894171. The next prime is 1468894253. The reversal of 1468894224 is 4224988641.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60537 + ... + 81255.

It is an arithmetic number, because the mean of its divisors is an integer number (54468736).

Almost surely, 2^1468894224 is an apocalyptic number.

1468894224 is a gapful number since it is divisible by the number (14) 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 1468894224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2178749440).

1468894224 is an abundant number, since it is smaller than the sum of its proper divisors (2888604656).

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

1468894224 is a wasteful number, since it uses less digits than its factorization.

1468894224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20948 (or 20942 counting only the distinct ones).

The product of its digits is 884736, while the sum is 48.

The square root of 1468894224 is about 38326.1558729805. The cubic root of 1468894224 is about 1136.7461911301.

The spelling of 1468894224 in words is "one billion, four hundred sixty-eight million, eight hundred ninety-four thousand, two hundred twenty-four".