5455490 has 8 divisors (see below), whose sum is σ = 9819900. Its totient is φ = 2182192.

The previous prime is 5455481. The next prime is 5455493. The reversal of 5455490 is 945545.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4592449 + 863041 = 2143^2 + 929^2 .

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

It is a super-2 number, since 2×5455490² = 59524742280200, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5455493) 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 3 ways as a sum of consecutive naturals, for example, 272765 + ... + 272784.

Almost surely, 2^5455490 is an apocalyptic number.

5455490 is a deficient number, since it is larger than the sum of its proper divisors (4364410).

5455490 is a wasteful number, since it uses less digits than its factorization.

5455490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545556.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 5455490 is about 2335.6990388318. The cubic root of 5455490 is about 176.0399573534.

The spelling of 5455490 in words is "five million, four hundred fifty-five thousand, four hundred ninety".