2906123 has 8 divisors (see below), whose sum is σ = 3183600. Its totient is φ = 2630880.

The previous prime is 2906089. The next prime is 2906129. The reversal of 2906123 is 3216092.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2906123 - 2⁸ = 2905867 is a prime.

It is a super-2 number, since 2×2906123² = 16891101782258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2906129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3461 + ... + 4217.

It is an arithmetic number, because the mean of its divisors is an integer number (397950).

2^2906123 is an apocalyptic number.

2906123 is a deficient number, since it is larger than the sum of its proper divisors (277477).

2906123 is a wasteful number, since it uses less digits than its factorization.

2906123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 2906123 is about 1704.7354633491. The cubic root of 2906123 is about 142.7046080948.

It can be divided in two parts, 290 and 6123, that multiplied together give a triangular number (1775670 = T₁₈₈₄).

The spelling of 2906123 in words is "two million, nine hundred six thousand, one hundred twenty-three".