5541615 has 24 divisors (see below), whose sum is σ = 9963408. Its totient is φ = 2954880.

The previous prime is 5541611. The next prime is 5541617. The reversal of 5541615 is 5161455.

It is a happy number.

5541615 is a `hidden beast` number, since 5 + 5 + 41 + 615 = 666.

It is not a de Polignac number, because 5541615 - 2² = 5541611 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5541611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1066 + ... + 3495.

It is an arithmetic number, because the mean of its divisors is an integer number (415142).

Almost surely, 2^5541615 is an apocalyptic number.

5541615 is a deficient number, since it is larger than the sum of its proper divisors (4421793).

5541615 is an equidigital number, since it uses as much as digits as its factorization.

5541615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4581 (or 4569 counting only the distinct ones).

The product of its digits is 3000, while the sum is 27.

The square root of 5541615 is about 2354.0635080643. The cubic root of 5541615 is about 176.9614969395.

The spelling of 5541615 in words is "five million, five hundred forty-one thousand, six hundred fifteen".