4036023 has 12 divisors (see below), whose sum is σ = 5965960. Its totient is φ = 2627856.

The previous prime is 4036009. The next prime is 4036033. The reversal of 4036023 is 3206304.

It is not a de Polignac number, because 4036023 - 2⁴ = 4036007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4035987 and 4036005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4036033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4828 + ... + 5601.

Almost surely, 2^4036023 is an apocalyptic number.

4036023 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

4036023 is a deficient number, since it is larger than the sum of its proper divisors (1929937).

4036023 is a wasteful number, since it uses less digits than its factorization.

4036023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10478 (or 10475 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 4036023 is about 2008.9855649058. The cubic root of 4036023 is about 159.2152063916.

It can be divided in two parts, 40 and 36023, that added together give a palindrome (36063).

The spelling of 4036023 in words is "four million, thirty-six thousand, twenty-three".