650040032 has 12 divisors (see below), whose sum is σ = 1279766376. Its totient is φ = 325020000.

The previous prime is 650040029. The next prime is 650040047. The reversal of 650040032 is 230040056.

It is a super-2 number, since 2×650040032² = 845104086405122048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 650039986 and 650040013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10156844 + ... + 10156907.

It is an arithmetic number, because the mean of its divisors is an integer number (106647198).

Almost surely, 2^650040032 is an apocalyptic number.

It is an amenable number.

650040032 is a deficient number, since it is larger than the sum of its proper divisors (629726344).

650040032 is a wasteful number, since it uses less digits than its factorization.

650040032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20313761 (or 20313753 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 650040032 is about 25495.8826479885. The cubic root of 650040032 is about 866.2568881983.

Adding to 650040032 its reverse (230040056), we get a palindrome (880080088).

The spelling of 650040032 in words is "six hundred fifty million, forty thousand, thirty-two".