5450921 has 8 divisors (see below), whose sum is σ = 6309120. Its totient is φ = 4612608.

The previous prime is 5450917. The next prime is 5450923. The reversal of 5450921 is 1290545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5450921 - 2² = 5450917 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5450923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4376 + ... + 5481.

It is an arithmetic number, because the mean of its divisors is an integer number (788640).

Almost surely, 2^5450921 is an apocalyptic number.

It is an amenable number.

5450921 is a deficient number, since it is larger than the sum of its proper divisors (858199).

5450921 is an equidigital number, since it uses as much as digits as its factorization.

5450921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9943.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 5450921 is about 2334.7207541803. The cubic root of 5450921 is about 175.9907988475.

The spelling of 5450921 in words is "five million, four hundred fifty thousand, nine hundred twenty-one".