1443242698 has 16 divisors (see below), whose sum is σ = 2280608640. Its totient is φ = 683100000.

The previous prime is 1443242657. The next prime is 1443242707. The reversal of 1443242698 is 8962423441.

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, 35823 + ... + 64573.

It is an arithmetic number, because the mean of its divisors is an integer number (142538040).

Almost surely, 2^1443242698 is an apocalyptic number.

1443242698 is a deficient number, since it is larger than the sum of its proper divisors (837365942).

1443242698 is a wasteful number, since it uses less digits than its factorization.

1443242698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30093.

The product of its digits is 331776, while the sum is 43.

The square root of 1443242698 is about 37990.0341931934. The cubic root of 1443242698 is about 1130.0902368746.

The spelling of 1443242698 in words is "one billion, four hundred forty-three million, two hundred forty-two thousand, six hundred ninety-eight".