650452752 has 30 divisors (see below), whose sum is σ = 1820364702. Its totient is φ = 216817536.

The previous prime is 650452739. The next prime is 650452753. The reversal of 650452752 is 257254056.

It can be written as a sum of positive squares in only one way, i.e., 645363216 + 5089536 = 25404^2 + 2256^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (650452753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2258373 + ... + 2258660.

Almost surely, 2^650452752 is an apocalyptic number.

It is an amenable number.

650452752 is an abundant number, since it is smaller than the sum of its proper divisors (1169911950).

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

650452752 is a wasteful number, since it uses less digits than its factorization.

650452752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4517047 (or 4517038 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 36.

The square root of 650452752 is about 25503.9752195614. The cubic root of 650452752 is about 866.4401825016.

The spelling of 650452752 in words is "six hundred fifty million, four hundred fifty-two thousand, seven hundred fifty-two".