2698258 has 4 divisors (see below), whose sum is σ = 4047390. Its totient is φ = 1349128.

The previous prime is 2698253. The next prime is 2698261. The reversal of 2698258 is 8528962.

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., 2169729 + 528529 = 1473^2 + 727^2 .

It is a d-powerful number, because it can be written as 2¹⁴ + 6⁴ + 9⁵ + 8² + 2¹⁹ + 5² + 8⁷ .

It is a self number, because there is not a number n which added to its sum of digits gives 2698258.

It is not an unprimeable number, because it can be changed into a prime (2698253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 674563 + ... + 674566.

2^2698258 is an apocalyptic number.

2698258 is a deficient number, since it is larger than the sum of its proper divisors (1349132).

2698258 is a wasteful number, since it uses less digits than its factorization.

2698258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1349131.

The product of its digits is 69120, while the sum is 40.

The square root of 2698258 is about 1642.6375132694. The cubic root of 2698258 is about 139.2177117221.

The spelling of 2698258 in words is "two million, six hundred ninety-eight thousand, two hundred fifty-eight".