650928432 has 160 divisors (see below), whose sum is σ = 2169146880. Its totient is φ = 163215360.

The previous prime is 650928431. The next prime is 650928433. The reversal of 650928432 is 234829056.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (650928431) and next prime (650928433).

It is not an unprimeable number, because it can be changed into a prime (650928431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104148 + ... + 110220.

It is an arithmetic number, because the mean of its divisors is an integer number (13557168).

Almost surely, 2^650928432 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 650928432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1084573440).

650928432 is an abundant number, since it is smaller than the sum of its proper divisors (1518218448).

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

650928432 is a wasteful number, since it uses less digits than its factorization.

650928432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6131 (or 6125 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 650928432 is about 25513.2991202627. The cubic root of 650928432 is about 866.6513420038.

The spelling of 650928432 in words is "six hundred fifty million, nine hundred twenty-eight thousand, four hundred thirty-two".