1797448002 has 16 divisors (see below), whose sum is σ = 4108452672. Its totient is φ = 513556560.

The previous prime is 1797448001. The next prime is 1797448019. The reversal of 1797448002 is 2008447971.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 42796381 = 1797448002 / (1 + 7 + 9 + 7 + 4 + 4 + 8 + 0 + 0 + 2).

It is not an unprimeable number, because it can be changed into a prime (1797448001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21398149 + ... + 21398232.

It is an arithmetic number, because the mean of its divisors is an integer number (256778292).

Almost surely, 2^1797448002 is an apocalyptic number.

1797448002 is an abundant number, since it is smaller than the sum of its proper divisors (2311004670).

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

1797448002 is a wasteful number, since it uses less digits than its factorization.

1797448002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42796393.

The product of its (nonzero) digits is 112896, while the sum is 42.

The square root of 1797448002 is about 42396.3206186575. The cubic root of 1797448002 is about 1215.8652469451.

The spelling of 1797448002 in words is "one billion, seven hundred ninety-seven million, four hundred forty-eight thousand, two".