5450661 has 6 divisors (see below), whose sum is σ = 7873190. Its totient is φ = 3633768.

The previous prime is 5450633. The next prime is 5450671. The reversal of 5450661 is 1660545.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5377761 + 72900 = 2319^2 + 270^2 .

It is not a de Polignac number, because 5450661 - 2⁵ = 5450629 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5450611) 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, 302806 + ... + 302823.

Almost surely, 2^5450661 is an apocalyptic number.

It is an amenable number.

5450661 is a deficient number, since it is larger than the sum of its proper divisors (2422529).

5450661 is a wasteful number, since it uses less digits than its factorization.

5450661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605635 (or 605632 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 5450661 is about 2334.6650723391. The cubic root of 5450661 is about 175.9880006454.

The spelling of 5450661 in words is "five million, four hundred fifty thousand, six hundred sixty-one".