650520527 has 4 divisors (see below), whose sum is σ = 652237320. Its totient is φ = 648803736.

The previous prime is 650520457. The next prime is 650520557. The reversal of 650520527 is 725025056.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 650520527 - 2¹⁴ = 650504143 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 650520493 and 650520502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650520557) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 857828 + ... + 858585.

It is an arithmetic number, because the mean of its divisors is an integer number (163059330).

Almost surely, 2^650520527 is an apocalyptic number.

650520527 is a deficient number, since it is larger than the sum of its proper divisors (1716793).

650520527 is a wasteful number, since it uses less digits than its factorization.

650520527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1716792.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 650520527 is about 25505.3038993853. The cubic root of 650520527 is about 866.4702748456.

The spelling of 650520527 in words is "six hundred fifty million, five hundred twenty thousand, five hundred twenty-seven".