6215541 has 8 divisors (see below), whose sum is σ = 8573280. Its totient is φ = 4000752.

The previous prime is 6215533. The next prime is 6215551. The reversal of 6215541 is 1455126.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6215541 - 2³ = 6215533 is a prime.

6215541 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6215501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35635 + ... + 35808.

It is an arithmetic number, because the mean of its divisors is an integer number (1071660).

Almost surely, 2^6215541 is an apocalyptic number.

It is an amenable number.

6215541 is a deficient number, since it is larger than the sum of its proper divisors (2357739).

6215541 is a wasteful number, since it uses less digits than its factorization.

6215541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71475.

The product of its digits is 1200, while the sum is 24.

The square root of 6215541 is about 2493.0986743408. The cubic root of 6215541 is about 183.8624227574.

The spelling of 6215541 in words is "six million, two hundred fifteen thousand, five hundred forty-one".