5494021 has 24 divisors (see below), whose sum is σ = 6588000. Its totient is φ = 4560192.

The previous prime is 5494007. The next prime is 5494031. The reversal of 5494021 is 1204945.

5494021 = T₇₅ + T₇₆ + ... + T₃₂₁.

It is not a de Polignac number, because 5494021 - 2⁵ = 5493989 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 (5494031) 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 23 ways as a sum of consecutive naturals, for example, 93090 + ... + 93148.

It is an arithmetic number, because the mean of its divisors is an integer number (274500).

Almost surely, 2^5494021 is an apocalyptic number.

It is an amenable number.

5494021 is a deficient number, since it is larger than the sum of its proper divisors (1093979).

5494021 is a wasteful number, since it uses less digits than its factorization.

5494021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 5494021 is about 2343.9328062041. The cubic root of 5494021 is about 176.4534300812.

Adding to 5494021 its reverse (1204945), we get a palindrome (6698966).

The spelling of 5494021 in words is "five million, four hundred ninety-four thousand, twenty-one".