45606021 has 4 divisors (see below), whose sum is σ = 60808032. Its totient is φ = 30404012.

The previous prime is 45606013. The next prime is 45606047. The reversal of 45606021 is 12060654.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45606021 - 2³ = 45606013 is a prime.

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 45605982 and 45606000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45606221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7601001 + ... + 7601006.

It is an arithmetic number, because the mean of its divisors is an integer number (15202008).

Almost surely, 2^45606021 is an apocalyptic number.

It is an amenable number.

45606021 is a deficient number, since it is larger than the sum of its proper divisors (15202011).

45606021 is a wasteful number, since it uses less digits than its factorization.

45606021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15202010.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 45606021 is about 6753.2230083124. The cubic root of 45606021 is about 357.2789211311.

Adding to 45606021 its reverse (12060654), we get a palindrome (57666675).

The spelling of 45606021 in words is "forty-five million, six hundred six thousand, twenty-one".