5140221 has 8 divisors (see below), whose sum is σ = 7090080. Its totient is φ = 3308592.

The previous prime is 5140217. The next prime is 5140237. The reversal of 5140221 is 1220415.

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

It is not a de Polignac number, because 5140221 - 2² = 5140217 is a prime.

It is a Curzon number.

5140221 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5140221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5140271) 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, 29455 + ... + 29628.

It is an arithmetic number, because the mean of its divisors is an integer number (886260).

Almost surely, 2^5140221 is an apocalyptic number.

It is an amenable number.

5140221 is a deficient number, since it is larger than the sum of its proper divisors (1949859).

5140221 is a wasteful number, since it uses less digits than its factorization.

5140221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59115.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 5140221 is about 2267.2055486876. The cubic root of 5140221 is about 172.5813772730.

Adding to 5140221 its reverse (1220415), we get a palindrome (6360636).

The spelling of 5140221 in words is "five million, one hundred forty thousand, two hundred twenty-one".