123774112 has 96 divisors (see below), whose sum is σ = 306561024. Its totient is φ = 47788800.

The previous prime is 123774107. The next prime is 123774137. The reversal of 123774112 is 211477321.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 470493 + ... + 470755.

It is an arithmetic number, because the mean of its divisors is an integer number (3193344).

Almost surely, 2^123774112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123774112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153280512).

123774112 is an abundant number, since it is smaller than the sum of its proper divisors (182786912).

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

123774112 is a wasteful number, since it uses less digits than its factorization.

123774112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482 (or 474 counting only the distinct ones).

The product of its digits is 2352, while the sum is 28.

The square root of 123774112 is about 11125.3814316634. The cubic root of 123774112 is about 498.3601100688.

The spelling of 123774112 in words is "one hundred twenty-three million, seven hundred seventy-four thousand, one hundred twelve".