2239463 has 4 divisors (see below), whose sum is σ = 2277480. Its totient is φ = 2201448.

The previous prime is 2239459. The next prime is 2239519. The reversal of 2239463 is 3649322.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2239463 - 2² = 2239459 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹⁷ + 2²¹ + 3⁵ + 9 + 4⁵ + 6⁵ + 3⁷ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2239453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18920 + ... + 19037.

It is an arithmetic number, because the mean of its divisors is an integer number (569370).

2^2239463 is an apocalyptic number.

2239463 is a deficient number, since it is larger than the sum of its proper divisors (38017).

2239463 is an equidigital number, since it uses as much as digits as its factorization.

2239463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38016.

The product of its digits is 7776, while the sum is 29.

The square root of 2239463 is about 1496.4835448477. The cubic root of 2239463 is about 130.8321958421.

The spelling of 2239463 in words is "two million, two hundred thirty-nine thousand, four hundred sixty-three".