2299994 has 8 divisors (see below), whose sum is σ = 3543348. Its totient is φ = 1118880.

The previous prime is 2299963. The next prime is 2300003. The reversal of 2299994 is 4999922.

It can be written as a sum of positive squares in 2 ways, for example, as 2265025 + 34969 = 1505^2 + 187^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15467 + ... + 15614.

2^2299994 is an apocalyptic number.

2299994 is a deficient number, since it is larger than the sum of its proper divisors (1243354).

2299994 is a wasteful number, since it uses less digits than its factorization.

2299994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31120.

The product of its digits is 104976, while the sum is 44.

The square root of 2299994 is about 1516.5731106676. The cubic root of 2299994 is about 132.0004973964. Note that the first 3 decimals are identical.

The spelling of 2299994 in words is "two million, two hundred ninety-nine thousand, nine hundred ninety-four".