5551299 has 24 divisors (see below), whose sum is σ = 9146592. Its totient is φ = 3214080.

The previous prime is 5551283. The next prime is 5551307. The reversal of 5551299 is 9921555.

5551299 is a `hidden beast` number, since 55 + 512 + 99 = 666.

It is not a de Polignac number, because 5551299 - 2⁴ = 5551283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5551279) 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, 594 + ... + 3384.

It is an arithmetic number, because the mean of its divisors is an integer number (381108).

Almost surely, 2^5551299 is an apocalyptic number.

5551299 is a deficient number, since it is larger than the sum of its proper divisors (3595293).

5551299 is a wasteful number, since it uses less digits than its factorization.

5551299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2827 (or 2824 counting only the distinct ones).

The product of its digits is 20250, while the sum is 36.

The square root of 5551299 is about 2356.1194791436. The cubic root of 5551299 is about 177.0645173210.

It can be divided in two parts, 55512 and 99, that added together give a triangular number (55611 = T₃₃₃).

The spelling of 5551299 in words is "five million, five hundred fifty-one thousand, two hundred ninety-nine".