123274326 has 64 divisors (see below), whose sum is σ = 290138112. Its totient is φ = 34188672.

The previous prime is 123274309. The next prime is 123274357. The reversal of 123274326 is 623472321.

It is a junction number, because it is equal to n+sod(n) for n = 123274293 and 123274302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 388720 + ... + 389036.

It is an arithmetic number, because the mean of its divisors is an integer number (4533408).

Almost surely, 2^123274326 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123274326, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145069056).

123274326 is an abundant number, since it is smaller than the sum of its proper divisors (166863786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123274326 is a wasteful number, since it uses less digits than its factorization.

123274326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573.

The product of its digits is 12096, while the sum is 30.

The square root of 123274326 is about 11102.8971894727. The cubic root of 123274326 is about 497.6884311005.

It can be divided in two parts, 12327 and 4326, that added together give a triangular number (16653 = T₁₈₂).

The spelling of 123274326 in words is "one hundred twenty-three million, two hundred seventy-four thousand, three hundred twenty-six".