5490023 has 32 divisors (see below), whose sum is σ = 7354368. Its totient is φ = 3974400.

The previous prime is 5490013. The next prime is 5490041. The reversal of 5490023 is 3200945.

It is a cyclic number.

It is not a de Polignac number, because 5490023 - 2⁶ = 5489959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5490013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116786 + ... + 116832.

It is an arithmetic number, because the mean of its divisors is an integer number (229824).

Almost surely, 2^5490023 is an apocalyptic number.

5490023 is a deficient number, since it is larger than the sum of its proper divisors (1864345).

5490023 is a wasteful number, since it uses less digits than its factorization.

5490023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 5490023 is about 2343.0798108473. The cubic root of 5490023 is about 176.4106179646.

Adding to 5490023 its reverse (3200945), we get a palindrome (8690968).

The spelling of 5490023 in words is "five million, four hundred ninety thousand, twenty-three".