2002661298 has 48 divisors (see below), whose sum is σ = 4740139872. Its totient is φ = 606024000.

The previous prime is 2002661291. The next prime is 2002661299. The reversal of 2002661298 is 8921662002.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2002661291) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144033 + ... + 157323.

It is an arithmetic number, because the mean of its divisors is an integer number (98752914).

Almost surely, 2^2002661298 is an apocalyptic number.

2002661298 is an abundant number, since it is smaller than the sum of its proper divisors (2737478574).

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

2002661298 is a wasteful number, since it uses less digits than its factorization.

2002661298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14071 (or 14068 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 2002661298 is about 44751.1038746532. The cubic root of 2002661298 is about 1260.4796397674.

The spelling of 2002661298 in words is "two billion, two million, six hundred sixty-one thousand, two hundred ninety-eight".