650213546 has 4 divisors (see below), whose sum is σ = 975320322. Its totient is φ = 325106772.

The previous prime is 650213539. The next prime is 650213549. The reversal of 650213546 is 645312056.

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

It can be written as a sum of positive squares in only one way, i.e., 491730625 + 158482921 = 22175^2 + 12589^2 .

It is not an unprimeable number, because it can be changed into a prime (650213549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162553385 + ... + 162553388.

Almost surely, 2^650213546 is an apocalyptic number.

650213546 is a deficient number, since it is larger than the sum of its proper divisors (325106776).

650213546 is a wasteful number, since it uses less digits than its factorization.

650213546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325106775.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 650213546 is about 25499.2852056680. The cubic root of 650213546 is about 866.3339574651. Note that the first 3 decimals are identical.

The spelling of 650213546 in words is "six hundred fifty million, two hundred thirteen thousand, five hundred forty-six".