5402624 has 26 divisors (see below), whose sum is σ = 10812120. Its totient is φ = 2699264.

The previous prime is 5402623. The next prime is 5402633. The reversal of 5402624 is 4262045.

It is a self number, because there is not a number n which added to its sum of digits gives 5402624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5402623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3437 + ... + 4755.

Almost surely, 2^5402624 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 5402624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5406060).

5402624 is an abundant number, since it is smaller than the sum of its proper divisors (5409496).

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

5402624 is an equidigital number, since it uses as much as digits as its factorization.

5402624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1343 (or 1321 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 5402624 is about 2324.3545340589. The cubic root of 5402624 is about 175.4694768117.

Adding to 5402624 its reverse (4262045), we get a palindrome (9664669).

The spelling of 5402624 in words is "five million, four hundred two thousand, six hundred twenty-four".