650148004 has 81 divisors (see below), whose sum is σ = 1341871713. Its totient is φ = 275378400.

The previous prime is 650147999. The next prime is 650148007. The reversal of 650148004 is 400841056.

The square root of 650148004 is 25498.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 21141604 + 629006400 = 4598^2 + 25080^2 .

It is not an unprimeable number, because it can be changed into a prime (650148007) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 10658134 + ... + 10658194.

Almost surely, 2^650148004 is an apocalyptic number.

650148004 is the 25498-th square number.

It is an amenable number.

650148004 is an abundant number, since it is smaller than the sum of its proper divisors (691723709).

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

650148004 is a wasteful number, since it uses less digits than its factorization.

650148004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186 (or 93 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The cubic root of 650148004 is about 866.3048474552.

The spelling of 650148004 in words is "six hundred fifty million, one hundred forty-eight thousand, four".