4073623 has 4 divisors (see below), whose sum is σ = 4090768. Its totient is φ = 4056480.

The previous prime is 4073621. The next prime is 4073627. The reversal of 4073623 is 3263704.

4073623 is nontrivially palindromic in base 9.

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 4073623 - 2¹ = 4073621 is a prime.

It is a super-2 number, since 2×4073623² = 33188808692258, 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 (4073621) 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, 8211 + ... + 8692.

It is an arithmetic number, because the mean of its divisors is an integer number (1022692).

Almost surely, 2^4073623 is an apocalyptic number.

4073623 is a deficient number, since it is larger than the sum of its proper divisors (17145).

4073623 is a wasteful number, since it uses less digits than its factorization.

4073623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17144.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 4073623 is about 2018.3218276578. The cubic root of 4073623 is about 159.7081006035.

The spelling of 4073623 in words is "four million, seventy-three thousand, six hundred twenty-three".