4002097700 has 36 divisors (see below), whose sum is σ = 8699326020. Its totient is φ = 1598115840.

The previous prime is 4002097691. The next prime is 4002097703. The reversal of 4002097700 is 77902004.

It can be written as a sum of positive squares in 6 ways, for example, as 696537664 + 3305560036 = 26392^2 + 57494^2 .

It is not an unprimeable number, because it can be changed into a prime (4002097703) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25556 + ... + 93044.

It is an arithmetic number, because the mean of its divisors is an integer number (241647945).

Almost surely, 2^4002097700 is an apocalyptic number.

It is an amenable number.

4002097700 is an abundant number, since it is smaller than the sum of its proper divisors (4697228320).

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

4002097700 is a wasteful number, since it uses less digits than its factorization.

4002097700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68096 (or 68089 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 4002097700 is about 63262.1348043203. The cubic root of 4002097700 is about 1587.6784944068.

Adding to 4002097700 its reverse (77902004), we get a palindrome (4079999704).

The spelling of 4002097700 in words is "four billion, two million, ninety-seven thousand, seven hundred".