2473923 has 4 divisors (see below), whose sum is σ = 3298568. Its totient is φ = 1649280.

The previous prime is 2473921. The next prime is 2473937. The reversal of 2473923 is 3293742.

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

It is not a de Polignac number, because 2473923 - 2¹ = 2473921 is a prime.

It is a super-2 number, since 2×2473923² = 12240590019858, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2473921) 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, 412318 + ... + 412323.

It is an arithmetic number, because the mean of its divisors is an integer number (824642).

2^2473923 is an apocalyptic number.

2473923 is a deficient number, since it is larger than the sum of its proper divisors (824645).

2473923 is an equidigital number, since it uses as much as digits as its factorization.

2473923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824644.

The product of its digits is 9072, while the sum is 30.

The square root of 2473923 is about 1572.8709419402. The cubic root of 2473923 is about 135.2473380620.

The spelling of 2473923 in words is "two million, four hundred seventy-three thousand, nine hundred twenty-three".