1842881040 has 480 divisors, whose sum is σ = 8312967936. Its totient is φ = 353341440.

The previous prime is 1842881023. The next prime is 1842881069. The reversal of 1842881040 is 401882481.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1842880986 and 1842881004.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 719442 + ... + 721998.

Almost surely, 2^1842881040 is an apocalyptic number.

1842881040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1842881040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4156483968).

1842881040 is an abundant number, since it is smaller than the sum of its proper divisors (6470086896).

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

1842881040 is a wasteful number, since it uses less digits than its factorization.

1842881040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2607 (or 2598 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 36.

The square root of 1842881040 is about 42928.7903393515. The cubic root of 1842881040 is about 1226.0243637751.

The spelling of 1842881040 in words is "one billion, eight hundred forty-two million, eight hundred eighty-one thousand, forty".