2653398 has 40 divisors (see below), whose sum is σ = 6490440. Its totient is φ = 803520.

The previous prime is 2653363. The next prime is 2653421. The reversal of 2653398 is 8933562.

2653398 is a `hidden beast` number, since 265 + 3 + 398 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1038 + ... + 2526.

It is an arithmetic number, because the mean of its divisors is an integer number (162261).

2^2653398 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2653398, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3245220).

2653398 is an abundant number, since it is smaller than the sum of its proper divisors (3837042).

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

2653398 is a wasteful number, since it uses less digits than its factorization.

2653398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1514 (or 1505 counting only the distinct ones).

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

The square root of 2653398 is about 1628.9254126571. The cubic root of 2653398 is about 138.4418728481.

It can be divided in two parts, 265 and 3398, that added together give a palindrome (3663).

The spelling of 2653398 in words is "two million, six hundred fifty-three thousand, three hundred ninety-eight".