1849398480 has 200 divisors, whose sum is σ = 6580844424. Its totient is φ = 481075200.

The previous prime is 1849398479. The next prime is 1849398487. The reversal of 1849398480 is 848939481.

1849398480 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 66194496 + 1783203984 = 8136^2 + 42228^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1849398487) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 262200 + ... + 269160.

Almost surely, 2^1849398480 is an apocalyptic number.

1849398480 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 1849398480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3290422212).

1849398480 is an abundant number, since it is smaller than the sum of its proper divisors (4731445944).

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

1849398480 is a wasteful number, since it uses less digits than its factorization.

1849398480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7027 (or 7012 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 54.

The square root of 1849398480 is about 43004.6332387570. The cubic root of 1849398480 is about 1227.4679619370.

The spelling of 1849398480 in words is "one billion, eight hundred forty-nine million, three hundred ninety-eight thousand, four hundred eighty".