2098634 has 8 divisors (see below), whose sum is σ = 3154788. Its totient is φ = 1047040.

The previous prime is 2098609. The next prime is 2098639. The reversal of 2098634 is 4368902.

It can be written as a sum of positive squares in 2 ways, for example, as 2088025 + 10609 = 1445^2 + 103^2 .

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

It is a d-powerful number, because it can be written as 2²¹ + 0 + 9 + 8³ + 6³ + 3⁶ + 4² .

It is a self number, because there is not a number n which added to its sum of digits gives 2098634.

It is not an unprimeable number, because it can be changed into a prime (2098639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464 + ... + 2100.

2^2098634 is an apocalyptic number.

2098634 is a deficient number, since it is larger than the sum of its proper divisors (1056154).

2098634 is a wasteful number, since it uses less digits than its factorization.

2098634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2280.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 2098634 is about 1448.6662831722. Note that the first 3 decimals coincide. The cubic root of 2098634 is about 128.0301442676.

The spelling of 2098634 in words is "two million, ninety-eight thousand, six hundred thirty-four".