1442873100 has 36 divisors (see below), whose sum is σ = 4174713704. Its totient is φ = 384766080.

The previous prime is 1442873059. The next prime is 1442873119. The reversal of 1442873100 is 13782441.

It is a super-2 number, since 2×1442873100² = 4163765565407220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2404489 + ... + 2405088.

Almost surely, 2^1442873100 is an apocalyptic number.

1442873100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1442873100 is an abundant number, since it is smaller than the sum of its proper divisors (2731840604).

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

1442873100 is a wasteful number, since it uses less digits than its factorization.

1442873100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4809594 (or 4809587 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 1442873100 is about 37985.1694744146. The cubic root of 1442873100 is about 1129.9937608970.

The spelling of 1442873100 in words is "one billion, four hundred forty-two million, eight hundred seventy-three thousand, one hundred".