5445442 has 8 divisors (see below), whose sum is σ = 8179596. Its totient is φ = 2718912.

The previous prime is 5445439. The next prime is 5445449. The reversal of 5445442 is 2445445.

It can be written as a sum of positive squares in 2 ways, for example, as 5433561 + 11881 = 2331^2 + 109^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 5445442.

It is not an unprimeable number, because it can be changed into a prime (5445449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 478 + ... + 3334.

Almost surely, 2^5445442 is an apocalyptic number.

5445442 is a deficient number, since it is larger than the sum of its proper divisors (2734154).

5445442 is a wasteful number, since it uses less digits than its factorization.

5445442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3812.

The product of its digits is 12800, while the sum is 28.

The square root of 5445442 is about 2333.5470854474. The cubic root of 5445442 is about 175.9318132901.

The spelling of 5445442 in words is "five million, four hundred forty-five thousand, four hundred forty-two".