2319994 has 4 divisors (see below), whose sum is σ = 3479994. Its totient is φ = 1159996.

The previous prime is 2319959. The next prime is 2319997. The reversal of 2319994 is 4999132.

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., 2064969 + 255025 = 1437^2 + 505^2 .

It is a plaindrome in base 14 and base 16.

It is not an unprimeable number, because it can be changed into a prime (2319997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 579997 + ... + 580000.

2^2319994 is an apocalyptic number.

2319994 is a deficient number, since it is larger than the sum of its proper divisors (1160000).

2319994 is a wasteful number, since it uses less digits than its factorization.

2319994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1159999.

The product of its digits is 17496, while the sum is 37.

The square root of 2319994 is about 1523.1526515750. The cubic root of 2319994 is about 132.3820048379.

The spelling of 2319994 in words is "two million, three hundred nineteen thousand, nine hundred ninety-four".