124271616 has 88 divisors (see below), whose sum is σ = 378613120. Its totient is φ = 35500032.

The previous prime is 124271611. The next prime is 124271617. The reversal of 124271616 is 616172421.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124271611) 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, 18615 + ... + 24393.

Almost surely, 2^124271616 is an apocalyptic number.

124271616 is a gapful number since it is divisible by the number (16) 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 124271616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189306560).

124271616 is an abundant number, since it is smaller than the sum of its proper divisors (254341504).

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

124271616 is an equidigital number, since it uses as much as digits as its factorization.

124271616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5809 (or 5791 counting only the distinct ones).

The product of its digits is 4032, while the sum is 30.

The square root of 124271616 is about 11147.7179727512. The cubic root of 124271616 is about 499.0269288268.

The spelling of 124271616 in words is "one hundred twenty-four million, two hundred seventy-one thousand, six hundred sixteen".