5507998 has 4 divisors (see below), whose sum is σ = 8262000. Its totient is φ = 2753998.

The previous prime is 5507993. The next prime is 5508001. The reversal of 5507998 is 8997055.

It is a semiprime because it is the product of two primes.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5507993) 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 as a sum of consecutive naturals, namely, 1376998 + ... + 1377001.

It is an arithmetic number, because the mean of its divisors is an integer number (2065500).

Almost surely, 2^5507998 is an apocalyptic number.

5507998 is a deficient number, since it is larger than the sum of its proper divisors (2754002).

5507998 is a wasteful number, since it uses less digits than its factorization.

5507998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2754001.

The product of its (nonzero) digits is 113400, while the sum is 43.

The square root of 5507998 is about 2346.9124397813. The cubic root of 5507998 is about 176.6029381312.

The spelling of 5507998 in words is "five million, five hundred seven thousand, nine hundred ninety-eight".