123326450 has 24 divisors (see below), whose sum is σ = 247033668. Its totient is φ = 45535680.

The previous prime is 123326447. The next prime is 123326453. The reversal of 123326450 is 54623321.

It is an interprime number because it is at equal distance from previous prime (123326447) and next prime (123326453).

It can be written as a sum of positive squares in 6 ways, for example, as 20729809 + 102596641 = 4553^2 + 10129^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (123326453) 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, 94217 + ... + 95516.

Almost surely, 2^123326450 is an apocalyptic number.

123326450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123326450 is an abundant number, since it is smaller than the sum of its proper divisors (123707218).

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

123326450 is a wasteful number, since it uses less digits than its factorization.

123326450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189758 (or 189753 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 123326450 is about 11105.2442566564. The cubic root of 123326450 is about 497.7585669706.

Adding to 123326450 its reverse (54623321), we get a palindrome (177949771).

The spelling of 123326450 in words is "one hundred twenty-three million, three hundred twenty-six thousand, four hundred fifty".