3456123 has 12 divisors (see below), whose sum is σ = 5065704. Its totient is φ = 2094400.

The previous prime is 3456109. The next prime is 3456127. The reversal of 3456123 is 3216543.

It is a happy number.

It is not a de Polignac number, because 3456123 - 2⁴ = 3456107 is a prime.

It is a super-2 number, since 2×3456123² = 23889572382258, which contains 22 as substring.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 3456093 and 3456102.

It is not an unprimeable number, because it can be changed into a prime (3456127) 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, 4398 + ... + 5123.

It is an arithmetic number, because the mean of its divisors is an integer number (422142).

Almost surely, 2^3456123 is an apocalyptic number.

3456123 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3456123 is a deficient number, since it is larger than the sum of its proper divisors (1609581).

3456123 is a wasteful number, since it uses less digits than its factorization.

3456123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9546 (or 9535 counting only the distinct ones).

The product of its digits is 2160, while the sum is 24.

The square root of 3456123 is about 1859.0650876180. The cubic root of 3456123 is about 151.1923196037.

The spelling of 3456123 in words is "three million, four hundred fifty-six thousand, one hundred twenty-three".