650073384 has 64 divisors (see below), whose sum is σ = 1822392000. Its totient is φ = 214695360.

The previous prime is 650073377. The next prime is 650073397. The reversal of 650073384 is 483370056.

It is a happy number.

650073384 is a `hidden beast` number, since 6 + 500 + 73 + 3 + 84 = 666.

It is a super-2 number, since 2×650073384² = 845190809170422912, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9739 + ... + 37349.

It is an arithmetic number, because the mean of its divisors is an integer number (28474875).

Almost surely, 2^650073384 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 650073384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (911196000).

650073384 is an abundant number, since it is smaller than the sum of its proper divisors (1172318616).

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

650073384 is a wasteful number, since it uses less digits than its factorization.

650073384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27735 (or 27725 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 650073384 is about 25496.5367059921. The cubic root of 650073384 is about 866.2717031350.

The spelling of 650073384 in words is "six hundred fifty million, seventy-three thousand, three hundred eighty-four".