3500023 has 2 divisors, whose sum is σ = 3500024. Its totient is φ = 3500022.

The previous prime is 3500017. The next prime is 3500033. The reversal of 3500023 is 3200053.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3500023 - 2⁹ = 3499511 is a prime.

It is a super-2 number, since 2×3500023² = 24500322001058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3499976 and 3500012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3500033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1750011 + 1750012.

It is an arithmetic number, because the mean of its divisors is an integer number (1750012).

Almost surely, 2^3500023 is an apocalyptic number.

3500023 is a deficient number, since it is larger than the sum of its proper divisors (1).

3500023 is an equidigital number, since it uses as much as digits as its factorization.

3500023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90, while the sum is 13.

The square root of 3500023 is about 1870.8348403854. The cubic root of 3500023 is about 151.8297811718.

Adding to 3500023 its reverse (3200053), we get a palindrome (6700076).

The spelling of 3500023 in words is "three million, five hundred thousand, twenty-three".