652642650 has 192 divisors, whose sum is σ = 1992729600. Its totient is φ = 155736000.

The previous prime is 652642619. The next prime is 652642663. The reversal of 652642650 is 56246256.

652642650 is a `hidden beast` number, since 6 + 5 + 2 + 642 + 6 + 5 + 0 = 666.

652642650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1054041 + ... + 1054659.

It is an arithmetic number, because the mean of its divisors is an integer number (10378800).

Almost surely, 2^652642650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 652642650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (996364800).

652642650 is an abundant number, since it is smaller than the sum of its proper divisors (1340086950).

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

652642650 is a wasteful number, since it uses less digits than its factorization.

652642650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722 (or 711 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 652642650 is about 25546.8716284401. The cubic root of 652642650 is about 867.4114496841.

The spelling of 652642650 in words is "six hundred fifty-two million, six hundred forty-two thousand, six hundred fifty".