2902123 has 8 divisors (see below), whose sum is σ = 3384800. Its totient is φ = 2487240.

The previous prime is 2902111. The next prime is 2902147. The reversal of 2902123 is 3212092.

It is a happy number.

It is not a de Polignac number, because 2902123 - 2⁵ = 2902091 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2902123.

It is not an unprimeable number, because it can be changed into a prime (2902153) 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, 3888 + ... + 4573.

It is an arithmetic number, because the mean of its divisors is an integer number (423100).

2^2902123 is an apocalyptic number.

2902123 is a deficient number, since it is larger than the sum of its proper divisors (482677).

2902123 is an frugal number, since it uses more digits than its factorization.

2902123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8482 (or 8468 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 2902123 is about 1703.5618568165. The cubic root of 2902123 is about 142.6391049571.

It can be divided in two parts, 2902 and 123, that added together give a square (3025 = 55²).

The spelling of 2902123 in words is "two million, nine hundred two thousand, one hundred twenty-three".