650360421 has 20 divisors (see below), whose sum is σ = 973114912. Its totient is φ = 432864648.

The previous prime is 650360413. The next prime is 650360471. The reversal of 650360421 is 124063056.

650360421 is a `hidden beast` number, since 6 + 50 + 3 + 604 + 2 + 1 = 666.

It is not a de Polignac number, because 650360421 - 2³ = 650360413 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650360471) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 45840 + ... + 58326.

Almost surely, 2^650360421 is an apocalyptic number.

It is an amenable number.

650360421 is a deficient number, since it is larger than the sum of its proper divisors (322754491).

650360421 is a wasteful number, since it uses less digits than its factorization.

650360421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13142 (or 13133 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 650360421 is about 25502.1650257385. The cubic root of 650360421 is about 866.3991838414.

The spelling of 650360421 in words is "six hundred fifty million, three hundred sixty thousand, four hundred twenty-one".