5466540 has 48 divisors (see below), whose sum is σ = 15805440. Its totient is φ = 1410240.

The previous prime is 5466533. The next prime is 5466541. The reversal of 5466540 is 456645.

5466540 = 350² + 351² + ... + 389².

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 5466498 and 5466507.

It is not an unprimeable number, because it can be changed into a prime (5466541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 391 + ... + 3329.

It is an arithmetic number, because the mean of its divisors is an integer number (329280).

Almost surely, 2^5466540 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 5466540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7902720).

5466540 is an abundant number, since it is smaller than the sum of its proper divisors (10338900).

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

5466540 is a wasteful number, since it uses less digits than its factorization.

5466540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2982 (or 2980 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 5466540 is about 2338.0633011106. The cubic root of 5466540 is about 176.1587324866.

It can be divided in two parts, 5466 and 540, that added together give a palindrome (6006).

The spelling of 5466540 in words is "five million, four hundred sixty-six thousand, five hundred forty".