2536398 has 48 divisors (see below), whose sum is σ = 5868720. Its totient is φ = 790272.

The previous prime is 2536393. The next prime is 2536403. The reversal of 2536398 is 8936352.

It is an interprime number because it is at equal distance from previous prime (2536393) and next prime (2536403).

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹⁸ + 5² + 3³ + 6⁸ + 3¹² + 9⁵ + 8⁴ .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2536393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22390 + ... + 22502.

It is an arithmetic number, because the mean of its divisors is an integer number (122265).

2^2536398 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2536398, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2934360).

2536398 is an abundant number, since it is smaller than the sum of its proper divisors (3332322).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2536398 is a wasteful number, since it uses less digits than its factorization.

2536398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193 (or 190 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 2536398 is about 1592.6072962284. The cubic root of 2536398 is about 136.3763723862.

The spelling of 2536398 in words is "two million, five hundred thirty-six thousand, three hundred ninety-eight".