5252520 has 192 divisors, whose sum is σ = 20027520. Its totient is φ = 1078272.

The previous prime is 5252501. The next prime is 5252537. The reversal of 5252520 is 252525.

5252520 = T₁₆₀ + T₁₆₁ + ... + T₃₂₈.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 141942 + ... + 141978.

It is an arithmetic number, because the mean of its divisors is an integer number (104310).

Almost surely, 2^5252520 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 5252520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10013760).

5252520 is an abundant number, since it is smaller than the sum of its proper divisors (14775000).

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

5252520 is a wasteful number, since it uses less digits than its factorization.

5252520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 5252520 is about 2291.8376905881. The cubic root of 5252520 is about 173.8291360094.

The spelling of 5252520 in words is "five million, two hundred fifty-two thousand, five hundred twenty".