1449865994 has 8 divisors (see below), whose sum is σ = 2204590980. Its totient is φ = 715002336.

The previous prime is 1449865969. The next prime is 1449866021. The reversal of 1449865994 is 4995689441.

It can be written as a sum of positive squares in 2 ways, for example, as 1426950625 + 22915369 = 37775^2 + 4787^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×1449865994³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 4965149 + ... + 4965440.

Almost surely, 2^1449865994 is an apocalyptic number.

1449865994 is a deficient number, since it is larger than the sum of its proper divisors (754724986).

1449865994 is an equidigital number, since it uses as much as digits as its factorization.

1449865994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9930664.

The product of its digits is 11197440, while the sum is 59.

The square root of 1449865994 is about 38077.1059036792. The cubic root of 1449865994 is about 1131.8163271068.

The spelling of 1449865994 in words is "one billion, four hundred forty-nine million, eight hundred sixty-five thousand, nine hundred ninety-four".