2503398 has 16 divisors (see below), whose sum is σ = 5031936. Its totient is φ = 830280.

The previous prime is 2503387. The next prime is 2503409. The reversal of 2503398 is 8933052.

It is a happy number.

2503398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2503387) and next prime (2503409).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 403 + ... + 2273.

It is an arithmetic number, because the mean of its divisors is an integer number (314496).

2^2503398 is an apocalyptic number.

2503398 is an abundant number, since it is smaller than the sum of its proper divisors (2528538).

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

2503398 is a wasteful number, since it uses less digits than its factorization.

2503398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2099.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 2503398 is about 1582.2130071517. The cubic root of 2503398 is about 135.7823435985.

The spelling of 2503398 in words is "two million, five hundred three thousand, three hundred ninety-eight".