4023516 has 48 divisors (see below), whose sum is σ = 11298560. Its totient is φ = 1088640.

The previous prime is 4023511. The next prime is 4023533. The reversal of 4023516 is 6153204.

It is a happy number.

4023516 is nontrivially palindromic in base 11.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 4023492 and 4023501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4023511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336 + ... + 2856.

Almost surely, 2^4023516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4023516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5649280).

4023516 is an abundant number, since it is smaller than the sum of its proper divisors (7275044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4023516 is a wasteful number, since it uses less digits than its factorization.

4023516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2554 (or 2552 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 4023516 is about 2005.8703846460. The cubic root of 4023516 is about 159.0505752643.

The spelling of 4023516 in words is "four million, twenty-three thousand, five hundred sixteen".