5437440 has 144 divisors (see below), whose sum is σ = 19164600. Its totient is φ = 1425408.

The previous prime is 5437403. The next prime is 5437459. The reversal of 5437440 is 447345.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92131 + ... + 92189.

Almost surely, 2^5437440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5437440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9582300).

5437440 is an abundant number, since it is smaller than the sum of its proper divisors (13727160).

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

5437440 is a wasteful number, since it uses less digits than its factorization.

5437440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92 (or 69 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 5437440 is about 2331.8318978863. The cubic root of 5437440 is about 175.8455946068.

The spelling of 5437440 in words is "five million, four hundred thirty-seven thousand, four hundred forty".