5500042 has 4 divisors (see below), whose sum is σ = 8250066. Its totient is φ = 2750020.

The previous prime is 5500021. The next prime is 5500067. The reversal of 5500042 is 2400055.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 4923961 + 576081 = 2219^2 + 759^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5499989 and 5500025.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1375009 + ... + 1375012.

Almost surely, 2^5500042 is an apocalyptic number.

5500042 is a deficient number, since it is larger than the sum of its proper divisors (2750024).

5500042 is a wasteful number, since it uses less digits than its factorization.

5500042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2750023.

The product of its (nonzero) digits is 200, while the sum is 16.

The square root of 5500042 is about 2345.2168343247. The cubic root of 5500042 is about 176.5178660822.

Adding to 5500042 its reverse (2400055), we get a palindrome (7900097).

The spelling of 5500042 in words is "five million, five hundred thousand, forty-two".