1798362720 has 576 divisors, whose sum is σ = 7830950400. Its totient is φ = 372556800.

The previous prime is 1798362707. The next prime is 1798362733. The reversal of 1798362720 is 272638971.

1798362720 is a `hidden beast` number, since 17 + 9 + 8 + 3 + 627 + 2 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (1798362707) and next prime (1798362733).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

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, 5432955 + ... + 5433285.

It is an arithmetic number, because the mean of its divisors is an integer number (13595400).

Almost surely, 2^1798362720 is an apocalyptic number.

1798362720 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 1798362720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3915475200).

1798362720 is an abundant number, since it is smaller than the sum of its proper divisors (6032587680).

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

1798362720 is a wasteful number, since it uses less digits than its factorization.

1798362720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384 (or 359 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The square root of 1798362720 is about 42407.1069515476. The cubic root of 1798362720 is about 1216.0714625015.

The spelling of 1798362720 in words is "one billion, seven hundred ninety-eight million, three hundred sixty-two thousand, seven hundred twenty".