2473999 has 4 divisors (see below), whose sum is σ = 2698920. Its totient is φ = 2249080.

The previous prime is 2473997. The next prime is 2474039. The reversal of 2473999 is 9993742.

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 2473999 - 2¹ = 2473997 is a prime.

It is a super-2 number, since 2×2473999² = 12241342104002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2473997) 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, 112444 + ... + 112465.

It is an arithmetic number, because the mean of its divisors is an integer number (674730).

2^2473999 is an apocalyptic number.

2473999 is a deficient number, since it is larger than the sum of its proper divisors (224921).

2473999 is a wasteful number, since it uses less digits than its factorization.

2473999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224920.

The product of its digits is 122472, while the sum is 43.

The square root of 2473999 is about 1572.8951013974. The cubic root of 2473999 is about 135.2487230004.

The spelling of 2473999 in words is "two million, four hundred seventy-three thousand, nine hundred ninety-nine".