2098501 has 4 divisors (see below), whose sum is σ = 2101932. Its totient is φ = 2095072.

The previous prime is 2098471. The next prime is 2098511. The reversal of 2098501 is 1058902.

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

It can be written as a sum of positive squares in 2 ways, for example, as 656100 + 1442401 = 810^2 + 1201^2 .

It is a cyclic number.

It is not a de Polignac number, because 2098501 - 2⁹ = 2097989 is a prime.

It is a Duffinian number.

2098501 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2098511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 520 + ... + 2113.

It is an arithmetic number, because the mean of its divisors is an integer number (525483).

2^2098501 is an apocalyptic number.

It is an amenable number.

2098501 is a deficient number, since it is larger than the sum of its proper divisors (3431).

2098501 is an equidigital number, since it uses as much as digits as its factorization.

2098501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3430.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 2098501 is about 1448.6203781530. The cubic root of 2098501 is about 128.0274395926.

The spelling of 2098501 in words is "two million, ninety-eight thousand, five hundred one".