124256064 has 56 divisors (see below), whose sum is σ = 337665568. Its totient is φ = 40296960.

The previous prime is 124256059. The next prime is 124256071. The reversal of 124256064 is 460652421.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1642 + ... + 15849.

Almost surely, 2^124256064 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 124256064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168832784).

124256064 is an abundant number, since it is smaller than the sum of its proper divisors (213409504).

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

124256064 is a wasteful number, since it uses less digits than its factorization.

124256064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17543 (or 17533 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 124256064 is about 11147.0204090600. The cubic root of 124256064 is about 499.0061110117.

The spelling of 124256064 in words is "one hundred twenty-four million, two hundred fifty-six thousand, sixty-four".