1842742244 has 48 divisors (see below), whose sum is σ = 3978374400. Its totient is φ = 729353856.

The previous prime is 1842742243. The next prime is 1842742259. The reversal of 1842742244 is 4422472481.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1842742198 and 1842742207.

It is not an unprimeable number, because it can be changed into a prime (1842742243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30659 + ... + 68010.

It is an arithmetic number, because the mean of its divisors is an integer number (82882800).

Almost surely, 2^1842742244 is an apocalyptic number.

1842742244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1842742244 is an abundant number, since it is smaller than the sum of its proper divisors (2135632156).

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

1842742244 is a wasteful number, since it uses less digits than its factorization.

1842742244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98732 (or 98730 counting only the distinct ones).

The product of its digits is 114688, while the sum is 38.

The square root of 1842742244 is about 42927.1737248098. The cubic root of 1842742244 is about 1225.9935837905.

The spelling of 1842742244 in words is "one billion, eight hundred forty-two million, seven hundred forty-two thousand, two hundred forty-four".