5023440 has 60 divisors (see below), whose sum is σ = 16872804. Its totient is φ = 1339392.

The previous prime is 5023399. The next prime is 5023471. The reversal of 5023440 is 443205.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1382976 + 3640464 = 1176^2 + 1908^2 .

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 2769 + ... + 4208.

Almost surely, 2^5023440 is an apocalyptic number.

It is an amenable number.

5023440 is an abundant number, since it is smaller than the sum of its proper divisors (11849364).

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

5023440 is a wasteful number, since it uses less digits than its factorization.

5023440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6996 (or 6987 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 5023440 is about 2241.3031923415. The cubic root of 5023440 is about 171.2643904294.

Adding to 5023440 its reverse (443205), we get a palindrome (5466645).

The spelling of 5023440 in words is "five million, twenty-three thousand, four hundred forty".