5461221 has 4 divisors (see below), whose sum is σ = 7281632. Its totient is φ = 3640812.

The previous prime is 5461213. The next prime is 5461229. The reversal of 5461221 is 1221645.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (5461213) and next prime (5461229).

It is not a de Polignac number, because 5461221 - 2³ = 5461213 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5461229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 910201 + ... + 910206.

It is an arithmetic number, because the mean of its divisors is an integer number (1820408).

Almost surely, 2^5461221 is an apocalyptic number.

It is an amenable number.

5461221 is a deficient number, since it is larger than the sum of its proper divisors (1820411).

5461221 is a wasteful number, since it uses less digits than its factorization.

5461221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1820410.

The product of its digits is 480, while the sum is 21.

The square root of 5461221 is about 2336.9255443852. The cubic root of 5461221 is about 176.1015791890.

Adding to 5461221 its reverse (1221645), we get a palindrome (6682866).

It can be divided in two parts, 546 and 1221, that multiplied together give a palindrome (666666).

The spelling of 5461221 in words is "five million, four hundred sixty-one thousand, two hundred twenty-one".