652670520 has 128 divisors (see below), whose sum is σ = 2132352000. Its totient is φ = 159183360.

The previous prime is 652670507. The next prime is 652670533. The reversal of 652670520 is 25076256.

It is an interprime number because it is at equal distance from previous prime (652670507) and next prime (652670533).

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 31 ways as a sum of consecutive naturals, for example, 61185 + ... + 71055.

It is an arithmetic number, because the mean of its divisors is an integer number (16659000).

Almost surely, 2^652670520 is an apocalyptic number.

652670520 is a gapful number since it is divisible by the number (60) 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 652670520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1066176000).

652670520 is an abundant number, since it is smaller than the sum of its proper divisors (1479681480).

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

652670520 is a wasteful number, since it uses less digits than its factorization.

652670520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9933 (or 9929 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 652670520 is about 25547.4170905788. The cubic root of 652670520 is about 867.4237966211.

The spelling of 652670520 in words is "six hundred fifty-two million, six hundred seventy thousand, five hundred twenty".