1443428862 has 16 divisors (see below), whose sum is σ = 2957269392. Its totient is φ = 469407680.

The previous prime is 1443428839. The next prime is 1443428863. The reversal of 1443428862 is 2688243441.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1443428863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2933553 + ... + 2934044.

It is an arithmetic number, because the mean of its divisors is an integer number (184829337).

Almost surely, 2^1443428862 is an apocalyptic number.

1443428862 is an abundant number, since it is smaller than the sum of its proper divisors (1513840530).

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

1443428862 is a wasteful number, since it uses less digits than its factorization.

1443428862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5867643.

The product of its digits is 294912, while the sum is 42.

The square root of 1443428862 is about 37992.4842830789. The cubic root of 1443428862 is about 1130.1388249312.

The spelling of 1443428862 in words is "one billion, four hundred forty-three million, four hundred twenty-eight thousand, eight hundred sixty-two".