2239898 has 4 divisors (see below), whose sum is σ = 3359850. Its totient is φ = 1119948.

The previous prime is 2239889. The next prime is 2239933. The reversal of 2239898 is 8989322.

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., 1620529 + 619369 = 1273^2 + 787^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 559973 + ... + 559976.

2^2239898 is an apocalyptic number.

2239898 is a deficient number, since it is larger than the sum of its proper divisors (1119952).

2239898 is a wasteful number, since it uses less digits than its factorization.

2239898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119951.

The product of its digits is 62208, while the sum is 41.

The square root of 2239898 is about 1496.6288785133. The cubic root of 2239898 is about 130.8406663729.

The spelling of 2239898 in words is "two million, two hundred thirty-nine thousand, eight hundred ninety-eight".