124056200 has 96 divisors (see below), whose sum is σ = 303496200. Its totient is φ = 47093760.

The previous prime is 124056197. The next prime is 124056209. The reversal of 124056200 is 2650421.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 36409156 + 87647044 = 6034^2 + 9362^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (124056209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 423254 + ... + 423546.

Almost surely, 2^124056200 is an apocalyptic number.

124056200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124056200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151748100).

124056200 is an abundant number, since it is smaller than the sum of its proper divisors (179440000).

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

124056200 is a wasteful number, since it uses less digits than its factorization.

124056200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411 (or 402 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 124056200 is about 11138.0518942946. The cubic root of 124056200 is about 498.7384195065.

The spelling of 124056200 in words is "one hundred twenty-four million, fifty-six thousand, two hundred".