123726012 has 24 divisors (see below), whose sum is σ = 289774800. Its totient is φ = 41087616.

The previous prime is 123725971. The next prime is 123726013. The reversal of 123726012 is 210627321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123726013) 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, 15937 + ... + 22392.

It is an arithmetic number, because the mean of its divisors is an integer number (12073950).

Almost surely, 2^123726012 is an apocalyptic number.

123726012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123726012 is an abundant number, since it is smaller than the sum of its proper divisors (166048788).

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

123726012 is a wasteful number, since it uses less digits than its factorization.

123726012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38605 (or 38603 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 123726012 is about 11123.2194979691. The cubic root of 123726012 is about 498.2955456061.

The spelling of 123726012 in words is "one hundred twenty-three million, seven hundred twenty-six thousand, twelve".