5542144 has 18 divisors (see below), whose sum is σ = 11063150. Its totient is φ = 2770944.

The previous prime is 5542139. The next prime is 5542151. The reversal of 5542144 is 4412455.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4460544 + 1081600 = 2112^2 + 1040^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10569 + ... + 11080.

Almost surely, 2^5542144 is an apocalyptic number.

It is an amenable number.

5542144 is a deficient number, since it is larger than the sum of its proper divisors (5521006).

5542144 is an equidigital number, since it uses as much as digits as its factorization.

5542144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21665 (or 21651 counting only the distinct ones).

The product of its digits is 3200, while the sum is 25.

The square root of 5542144 is about 2354.1758642888. The cubic root of 5542144 is about 176.9671276479.

Adding to 5542144 its reverse (4412455), we get a palindrome (9954599).

The spelling of 5542144 in words is "five million, five hundred forty-two thousand, one hundred forty-four".