45650421 has 6 divisors (see below), whose sum is σ = 65939510. Its totient is φ = 30433608.

The previous prime is 45650359. The next prime is 45650467. The reversal of 45650421 is 12405654.

45650421 is a `hidden beast` number, since 4 + 5 + 650 + 4 + 2 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 36469521 + 9180900 = 6039^2 + 3030^2 .

It is not a de Polignac number, because 45650421 - 2¹⁵ = 45617653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45650621) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2536126 + ... + 2536143.

Almost surely, 2^45650421 is an apocalyptic number.

It is an amenable number.

45650421 is a deficient number, since it is larger than the sum of its proper divisors (20289089).

45650421 is a wasteful number, since it uses less digits than its factorization.

45650421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5072275 (or 5072272 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 45650421 is about 6756.5095278553. The cubic root of 45650421 is about 357.3948271645.

The spelling of 45650421 in words is "forty-five million, six hundred fifty thousand, four hundred twenty-one".