1446226440 has 32 divisors (see below), whose sum is σ = 4338679680. Its totient is φ = 385660352.

The previous prime is 1446226427. The next prime is 1446226451. The reversal of 1446226440 is 446226441.

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 7 ways as a sum of consecutive naturals, for example, 6025824 + ... + 6026063.

It is an arithmetic number, because the mean of its divisors is an integer number (135583740).

Almost surely, 2^1446226440 is an apocalyptic number.

1446226440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1446226440 is an abundant number, since it is smaller than the sum of its proper divisors (2892453240).

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

1446226440 is a wasteful number, since it uses less digits than its factorization.

1446226440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12051901 (or 12051897 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 33.

The square root of 1446226440 is about 38029.2839795860. The cubic root of 1446226440 is about 1130.8684789772.

Subtracting from 1446226440 its reverse (446226441), we obtain a palindrome (999999999).

The spelling of 1446226440 in words is "one billion, four hundred forty-six million, two hundred twenty-six thousand, four hundred forty".