52040124 has 48 divisors (see below), whose sum is σ = 137222400. Its totient is φ = 17050608.

The previous prime is 52040119. The next prime is 52040129. The reversal of 52040124 is 42104025.

It is an interprime number because it is at equal distance from previous prime (52040119) and next prime (52040129).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 52040097 and 52040106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52040129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2289 + ... + 10455.

It is an arithmetic number, because the mean of its divisors is an integer number (2858800).

Almost surely, 2^52040124 is an apocalyptic number.

52040124 is a gapful number since it is divisible by the number (54) 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 52040124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68611200).

52040124 is an abundant number, since it is smaller than the sum of its proper divisors (85182276).

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

52040124 is a wasteful number, since it uses less digits than its factorization.

52040124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8239 (or 8231 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 52040124 is about 7213.8841132915. The cubic root of 52040124 is about 373.3470931011.

Adding to 52040124 its reverse (42104025), we get a palindrome (94144149).

The spelling of 52040124 in words is "fifty-two million, forty thousand, one hundred twenty-four".