5551844 has 6 divisors (see below), whose sum is σ = 9715734. Its totient is φ = 2775920.

The previous prime is 5551837. The next prime is 5551853. The reversal of 5551844 is 4481555.

It can be written as a sum of positive squares in only one way, i.e., 4368100 + 1183744 = 2090^2 + 1088^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5551844.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 693977 + ... + 693984.

It is an arithmetic number, because the mean of its divisors is an integer number (1619289).

Almost surely, 2^5551844 is an apocalyptic number.

It is an amenable number.

5551844 is a deficient number, since it is larger than the sum of its proper divisors (4163890).

5551844 is a wasteful number, since it uses less digits than its factorization.

5551844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1387965 (or 1387963 counting only the distinct ones).

The product of its digits is 16000, while the sum is 32.

The square root of 5551844 is about 2356.2351325791. The cubic root of 5551844 is about 177.0703115807.

The spelling of 5551844 in words is "five million, five hundred fifty-one thousand, eight hundred forty-four".