1446666441 has 48 divisors (see below), whose sum is σ = 2292494400. Its totient is φ = 808030080.

The previous prime is 1446666401. The next prime is 1446666461.

1446666441 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1446666441 - 2⁹ = 1446665929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1446666393 and 1446666402.

It is not an unprimeable number, because it can be changed into a prime (1446666401) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 252355 + ... + 258023.

It is an arithmetic number, because the mean of its divisors is an integer number (47760300).

Almost surely, 2^1446666441 is an apocalyptic number.

1446666441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1446666441 is a deficient number, since it is larger than the sum of its proper divisors (845827959).

1446666441 is a wasteful number, since it uses less digits than its factorization.

1446666441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5750 (or 5739 counting only the distinct ones).

The product of its digits is 331776, while the sum is 42.

The square root of 1446666441 is about 38035.0685683620. The cubic root of 1446666441 is about 1130.9831527689.

The spelling of 1446666441 in words is "one billion, four hundred forty-six million, six hundred sixty-six thousand, four hundred forty-one".