5401520 has 40 divisors (see below), whose sum is σ = 12655440. Its totient is φ = 2144000.

The previous prime is 5401507. The next prime is 5401553. The reversal of 5401520 is 251045.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19946 + ... + 20214.

It is an arithmetic number, because the mean of its divisors is an integer number (316386).

Almost surely, 2^5401520 is an apocalyptic number.

It is an amenable number.

5401520 is an abundant number, since it is smaller than the sum of its proper divisors (7253920).

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

5401520 is a wasteful number, since it uses less digits than its factorization.

5401520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533 (or 527 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 5401520 is about 2324.1170366399. The cubic root of 5401520 is about 175.4575238854.

Adding to 5401520 its reverse (251045), we get a palindrome (5652565).

The spelling of 5401520 in words is "five million, four hundred one thousand, five hundred twenty".