650098840 has 16 divisors (see below), whose sum is σ = 1462722480. Its totient is φ = 260039520.

The previous prime is 650098793. The next prime is 650098847. The reversal of 650098840 is 48890056.

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 16252471 = 650098840 / (6 + 5 + 0 + 0 + 9 + 8 + 8 + 4 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 650098793 and 650098802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650098847) 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, 8126196 + ... + 8126275.

It is an arithmetic number, because the mean of its divisors is an integer number (91420155).

Almost surely, 2^650098840 is an apocalyptic number.

It is an amenable number.

650098840 is an abundant number, since it is smaller than the sum of its proper divisors (812623640).

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

650098840 is a wasteful number, since it uses less digits than its factorization.

650098840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16252482 (or 16252478 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 650098840 is about 25497.0359061598. The cubic root of 650098840 is about 866.2830103326.

The spelling of 650098840 in words is "six hundred fifty million, ninety-eight thousand, eight hundred forty".