5551090 has 8 divisors (see below), whose sum is σ = 9991980. Its totient is φ = 2220432.

The previous prime is 5551087. The next prime is 5551099. The reversal of 5551090 is 901555.

It can be written as a sum of positive squares in 2 ways, for example, as 5414929 + 136161 = 2327^2 + 369^2 .

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

It is not an unprimeable number, because it can be changed into a prime (5551099) 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 3 ways as a sum of consecutive naturals, for example, 277545 + ... + 277564.

Almost surely, 2^5551090 is an apocalyptic number.

5551090 is a deficient number, since it is larger than the sum of its proper divisors (4440890).

5551090 is a wasteful number, since it uses less digits than its factorization.

5551090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555116.

The product of its (nonzero) digits is 1125, while the sum is 25.

The square root of 5551090 is about 2356.0751261367. The cubic root of 5551090 is about 177.0622952016.

The spelling of 5551090 in words is "five million, five hundred fifty-one thousand, ninety".