2098577 has 8 divisors (see below), whose sum is σ = 2282280. Its totient is φ = 1918080.

The previous prime is 2098573. The next prime is 2098609. The reversal of 2098577 is 7758902.

It can be written as a sum of positive squares in 4 ways, for example, as 141376 + 1957201 = 376^2 + 1399^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2098577 - 2² = 2098573 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2098577.

It is not an unprimeable number, because it can be changed into a prime (2098573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 677 + ... + 2157.

It is an arithmetic number, because the mean of its divisors is an integer number (285285).

2^2098577 is an apocalyptic number.

It is an amenable number.

2098577 is a deficient number, since it is larger than the sum of its proper divisors (183703).

2098577 is a wasteful number, since it uses less digits than its factorization.

2098577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1603.

The product of its (nonzero) digits is 35280, while the sum is 38.

The square root of 2098577 is about 1448.6466097707. The cubic root of 2098577 is about 128.0289851351.

The spelling of 2098577 in words is "two million, ninety-eight thousand, five hundred seventy-seven".