5424440 has 32 divisors (see below), whose sum is σ = 13949280. Its totient is φ = 1859712.

The previous prime is 5424409. The next prime is 5424449. The reversal of 5424440 is 444245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5424449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9407 + ... + 9966.

It is an arithmetic number, because the mean of its divisors is an integer number (435915).

Almost surely, 2^5424440 is an apocalyptic number.

It is an amenable number.

5424440 is an abundant number, since it is smaller than the sum of its proper divisors (8524840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5424440 is a wasteful number, since it uses less digits than its factorization.

5424440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19391 (or 19387 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 5424440 is about 2329.0427218065. The cubic root of 5424440 is about 175.7053437436.

Adding to 5424440 its reverse (444245), we get a palindrome (5868685).

The spelling of 5424440 in words is "five million, four hundred twenty-four thousand, four hundred forty".