1454289444 has 24 divisors (see below), whose sum is σ = 3770380320. Its totient is φ = 484763112.

The previous prime is 1454289439. The next prime is 1454289451. The reversal of 1454289444 is 4449824541.

1454289444 is a `hidden beast` number, since 14 + 542 + 8 + 94 + 4 + 4 = 666.

It is a super-2 number, since 2×1454289444² = 4229915573859658272, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1454289444.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6732714 + ... + 6732929.

It is an arithmetic number, because the mean of its divisors is an integer number (157099180).

Almost surely, 2^1454289444 is an apocalyptic number.

It is an amenable number.

1454289444 is an abundant number, since it is smaller than the sum of its proper divisors (2316090876).

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

1454289444 is a wasteful number, since it uses less digits than its factorization.

1454289444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13465656 (or 13465648 counting only the distinct ones).

The product of its digits is 737280, while the sum is 45.

The square root of 1454289444 is about 38135.1470955600. The cubic root of 1454289444 is about 1132.9661919969.

The spelling of 1454289444 in words is "one billion, four hundred fifty-four million, two hundred eighty-nine thousand, four hundred forty-four".