5402720 has 24 divisors (see below), whose sum is σ = 12764304. Its totient is φ = 2161024.

The previous prime is 5402701. The next prime is 5402737. The reversal of 5402720 is 272045.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 5402692 and 5402701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16724 + ... + 17043.

It is an arithmetic number, because the mean of its divisors is an integer number (531846).

Almost surely, 2^5402720 is an apocalyptic number.

It is an amenable number.

5402720 is an abundant number, since it is smaller than the sum of its proper divisors (7361584).

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

5402720 is a wasteful number, since it uses less digits than its factorization.

5402720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33782 (or 33774 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 5402720 is about 2324.3751848615. The cubic root of 5402720 is about 175.4705161196.

Adding to 5402720 its reverse (272045), we get a palindrome (5674765).

The spelling of 5402720 in words is "five million, four hundred two thousand, seven hundred twenty".