5436540 has 36 divisors (see below), whose sum is σ = 16491384. Its totient is φ = 1449696.

The previous prime is 5436511. The next prime is 5436547. The reversal of 5436540 is 456345.

5436540 is a `hidden beast` number, since 5 + 4 + 3 + 654 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5436547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14922 + ... + 15281.

It is an arithmetic number, because the mean of its divisors is an integer number (458094).

Almost surely, 2^5436540 is an apocalyptic number.

It is an amenable number.

5436540 is an abundant number, since it is smaller than the sum of its proper divisors (11054844).

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

5436540 is a wasteful number, since it uses less digits than its factorization.

5436540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30218 (or 30213 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 5436540 is about 2331.6389085791. The cubic root of 5436540 is about 175.8358921385.

The spelling of 5436540 in words is "five million, four hundred thirty-six thousand, five hundred forty".