1441803690 has 24 divisors (see below), whose sum is σ = 3748689828. Its totient is φ = 384480960.

The previous prime is 1441803689. The next prime is 1441803731. The reversal of 1441803690 is 963081441.

It can be written as a sum of positive squares in 2 ways, for example, as 1222970841 + 218832849 = 34971^2 + 14793^2 .

It is a super-2 number, since 2×1441803690² = 4157595760995232200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8009931 + ... + 8010110.

Almost surely, 2^1441803690 is an apocalyptic number.

1441803690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1441803690 is an abundant number, since it is smaller than the sum of its proper divisors (2306886138).

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

1441803690 is a wasteful number, since it uses less digits than its factorization.

1441803690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16020054 (or 16020051 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 1441803690 is about 37971.0901871411. The cubic root of 1441803690 is about 1129.7145205167.

The spelling of 1441803690 in words is "one billion, four hundred forty-one million, eight hundred three thousand, six hundred ninety".