1797401088 has 240 divisors, whose sum is σ = 5997104256. Its totient is φ = 507617280.

The previous prime is 1797401071. The next prime is 1797401093. The reversal of 1797401088 is 8801047971.

It is a super-2 number, since 2×1797401088² = 6461301342287167488, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3322098 + ... + 3322638.

Almost surely, 2^1797401088 is an apocalyptic number.

1797401088 is a gapful number since it is divisible by the number (18) 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 1797401088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2998552128).

1797401088 is an abundant number, since it is smaller than the sum of its proper divisors (4199703168).

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

1797401088 is a wasteful number, since it uses less digits than its factorization.

1797401088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675 (or 656 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 45.

The square root of 1797401088 is about 42395.7673359028. The cubic root of 1797401088 is about 1215.8546686885.

The spelling of 1797401088 in words is "one billion, seven hundred ninety-seven million, four hundred one thousand, eighty-eight".