1449220288 has 28 divisors (see below), whose sum is σ = 3027156760. Its totient is φ = 686472192.

The previous prime is 1449220273. The next prime is 1449220321. The reversal of 1449220288 is 8820229441.

It is a self number, because there is not a number n which added to its sum of digits gives 1449220288.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 594681 + ... + 597112.

Almost surely, 2^1449220288 is an apocalyptic number.

It is an amenable number.

1449220288 is an abundant number, since it is smaller than the sum of its proper divisors (1577936472).

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

1449220288 is a wasteful number, since it uses less digits than its factorization.

1449220288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191824 (or 1191814 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 40.

The square root of 1449220288 is about 38068.6260324693. The cubic root of 1449220288 is about 1131.6482818956.

The spelling of 1449220288 in words is "one billion, four hundred forty-nine million, two hundred twenty thousand, two hundred eighty-eight".