2820098 has 4 divisors (see below), whose sum is σ = 4230150. Its totient is φ = 1410048.

The previous prime is 2820089. The next prime is 2820109. The reversal of 2820098 is 8900282.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2778889 + 41209 = 1667^2 + 203^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2820098.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 705023 + ... + 705026.

2^2820098 is an apocalyptic number.

2820098 is a deficient number, since it is larger than the sum of its proper divisors (1410052).

2820098 is a wasteful number, since it uses less digits than its factorization.

2820098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410051.

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 2820098 is about 1679.3147411965. The cubic root of 2820098 is about 141.2824010041.

The spelling of 2820098 in words is "two million, eight hundred twenty thousand, ninety-eight".