650460672 has 160 divisors (see below), whose sum is σ = 1943208960. Its totient is φ = 214824960.

The previous prime is 650460659. The next prime is 650460673. The reversal of 650460672 is 276064056.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650460673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2916753 + ... + 2916975.

It is an arithmetic number, because the mean of its divisors is an integer number (12145056).

Almost surely, 2^650460672 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 650460672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (971604480).

650460672 is an abundant number, since it is smaller than the sum of its proper divisors (1292748288).

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

650460672 is a wasteful number, since it uses less digits than its factorization.

650460672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461 (or 439 counting only the distinct ones).

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

The square root of 650460672 is about 25504.1304890012. The cubic root of 650460672 is about 866.4436991180.

It can be divided in two parts, 6504 and 60672, that added together give a palindrome (67176).

The spelling of 650460672 in words is "six hundred fifty million, four hundred sixty thousand, six hundred seventy-two".