2303398 has 16 divisors (see below), whose sum is σ = 3759264. Its totient is φ = 1054080.

The previous prime is 2303387. The next prime is 2303407. The reversal of 2303398 is 8933032.

It is a happy number.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343 + ... + 2173.

It is an arithmetic number, because the mean of its divisors is an integer number (234954).

2^2303398 is an apocalyptic number.

2303398 is a deficient number, since it is larger than the sum of its proper divisors (1455866).

2303398 is a wasteful number, since it uses less digits than its factorization.

2303398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1887.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 2303398 is about 1517.6949627643. The cubic root of 2303398 is about 132.0655857118.

It can be divided in two parts, 2303 and 398, that added together give a triangular number (2701 = T₇₃).

The spelling of 2303398 in words is "two million, three hundred three thousand, three hundred ninety-eight".