5551898 has 8 divisors (see below), whose sum is σ = 9084960. Its totient is φ = 2523580.

The previous prime is 5551879. The next prime is 5551919. The reversal of 5551898 is 8981555.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126158 + ... + 126201.

It is an arithmetic number, because the mean of its divisors is an integer number (1135620).

Almost surely, 2^5551898 is an apocalyptic number.

5551898 is a deficient number, since it is larger than the sum of its proper divisors (3533062).

5551898 is a wasteful number, since it uses less digits than its factorization.

5551898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252372.

The product of its digits is 72000, while the sum is 41.

The square root of 5551898 is about 2356.2465915095. The cubic root of 5551898 is about 177.0708856702.

The spelling of 5551898 in words is "five million, five hundred fifty-one thousand, eight hundred ninety-eight".