123265242 has 24 divisors (see below), whose sum is σ = 267483060. Its totient is φ = 41025600.

The previous prime is 123265237. The next prime is 123265243. The reversal of 123265242 is 242562321.

It is a happy number.

123265242 is a `hidden beast` number, since 1 + 2 + 3 + 2 + 652 + 4 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 121418361 + 1846881 = 11019^2 + 1359^2 .

It is not an unprimeable number, because it can be changed into a prime (123265243) 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, 7734 + ... + 17502.

Almost surely, 2^123265242 is an apocalyptic number.

123265242 is an abundant number, since it is smaller than the sum of its proper divisors (144217818).

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

123265242 is a wasteful number, since it uses less digits than its factorization.

123265242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10478 (or 10475 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 123265242 is about 11102.4880995208. The cubic root of 123265242 is about 497.6762060279.

The spelling of 123265242 in words is "one hundred twenty-three million, two hundred sixty-five thousand, two hundred forty-two".